Search Results — 2000 specimen records retrieved (1567 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  LA94740  Abronia maritima Norman A. Cole; May 1964 343 Los Angeles 3 Comment
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  RSA127989  Abronia umbellata H. J. Thompson 1958-10-23 1821 Los Angeles Point Dume. 30 Comment
  SD262314  Abronia umbellata Mitch Provance, Jeremiah George 2017-6-28 617 79 Los Angeles Coastal Regions of Southern California: Manhattan Beach, Bayview Dr., between 10th St and 11th St. Boxed in byhouses, apparently the last bit of undeveloped ground inland from undeveloped portion of the strand 500 ft away. (Venice 7.5'Q) 24 Comment
  RSA0025888  Abronia umbellata F. H. Elmore 1939-11-23 780 Los Angeles Northwest Harbor, San Clemente Island. Comment
  CATA3277  Acacia longifolia Ben Dion, Julia Parish 2017-2-3 009 Los Angeles Santa Catalina Island: By zipline prep area & equipment storage room 0 Comment
  LA201841  Acacia longifolia Arthur C. Gibson; 2003-5-12 4933 Los Angeles 525 Comment
  SEINET3859921  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Garbiel Mtns. Foothills: far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  UC469101  Achillea millefolium C. F. Millspaugh 1920-1-21 4617 Los Angeles in dry fields, isthmus Santa Catalina Island Comment
  RSA585937  Achnatherum coronatum Timothy S. Ross, Steve Boyd 1990-5-23 2642 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1524 Comment
  CAS-BOT-BC211917  Achnatherum coronatum Peter H. Raven 1959-5-3 14104 Los Angeles 1.2 miles south of Mulholland Drive, Franklin Canyon, Santa Monica Mountains 259 Comment
  CAS-BOT-BC260442  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 s.n. Los Angeles Acton Comment
  SBBG127038  Achnatherum occidentale subsp. californicum A. Parikh, N. Gale 2011-6-28 3521 Los Angeles upper Big Tujunga Cyn, just S of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  UCD51212  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  RSA230703  Achnatherum parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38483 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station 2119 Comment
  RSA228869  Achnatherum speciosum R. F. Thorne 1971-6-26 40631 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  SBBG57067  Achnatherum speciosum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SEINET3915487  Achnatherum speciosum LeRoy Gross, Orlando Mistretta; Valerie Soza 2003-5-13 859 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. (Valyermo 7.5 Quad.).; 0 1143 Comment
  UCSB69295  Achnatherum speciosum Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns; ridgeline to Mt. Emma and canyon S of this ridge; W from Mt Emma; E of Mt. Emma Rd. 1412 Comment
  UCD103879  Acmispon americanus var. americanus L. W. Nuttall 1920-7-15 610 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  SBBG37918  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC213462  Acmispon argophyllus var. argophyllus G. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  UCD103985  Acmispon argophyllus var. fremontii Marc Blain 1993-4-16 18 Los Angeles San Gabriel Mountains, 3.5 miles North of Greenridge Ave. on Angeles Crest Highway. 762 Comment
  SD21286  Acmispon dendroideus var. dendroideus Norman E. Bilderback 1938-4-17 Los Angeles Catalina, Avalon Comment
  SBBG132088  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles beach bank at Mosquito Harbor Comment
  UCR65561  Acmispon dendroideus var. traskiae Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805- 05 Los Angeles Channel Islands, San Clemente Island: Waynuk Canyon, W slope of the island 247 Comment
  SBBG126128  Acmispon glaber var. glaber A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37021 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  SBBG91838  Acmispon strigosus S. A. Junak 1978-4-15 SCa 22 Los Angeles N side of Cherry Valley, on slopes above Boy Scout Camp 30 Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCSB45406  Acmispon strigosus Osburn, Rob 1979-3-29 Los Angeles San Gabriel Mtns., on Agua Dulce Canyon Rd., off of Antelope Valley Freeway 609 Comment
  LA211181  Acmispon wrangelianus Arthur C. Gibson; 2009-4-1 5388 Los Angeles SANTA MONICA MOUNTAINS, Behind fire station, Cornell Rd., Augora Hills. Comment
  CATA536  Adenostoma fasciculatum Sara L. Crockett 1997-5-1 696 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of Echo Lake Road (White's Landing Road) with Airport Road, SW side of road 463 Comment
  RSA654072  Adenostoma fasciculatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 735 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  UC557778  Adenostoma fasciculatum Nell Murbarger May, 1936 187 Los Angeles e. side San Clemente Isl. Comment
  POM612  Adenostoma fasciculatum var. fasciculatum D. L. Crawford 1915-08 s.n. Los Angeles San Antonio Canyon, Claremont Comment
  RSA133479  Adenostoma fasciculatum var. fasciculatum Peter H. Raven, Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  UCSB2718  Adenostoma fasciculatum var. fasciculatum Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Can. 304 Comment
  UC1127743  Adenostoma sparsifolium A. D. Gifford 1934-4-26 172 Los Angeles 3 mi. w. Castro Peak; Triunfo Pass Quad. Comment
  SD81711  Adiantum aleuticum Louis C. Wheeler 1931-7-3 Los Angeles Fern Canyon, San Antonio Mountains 915 Comment
  UC749004  Adiantum capillus-veneris Louis C. Wheeler 1931-10-11 248 Los Angeles Palmer Canyon; San Gabriel Mts 762 Comment
Read comments
May 9 2010
  CAS-BOT-BC65631  Adiantum jordanii George B. Grant; Walter Wheeler 1904-4-21 26 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA687714  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Santa Catalina Island, Hamilton Canyon. 30 Comment
  SEINET3868338 Image available Adiantum jordanii K. Dobry 1991-4-22 438 Los Angeles West San Gabriel Mts. at Elsmere Cyn.; 0 Comment
  UCR194589  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  CDA33547  Aeonium arboreum Michael O Brien May 2010 Los Angeles El Matador State Beach; about 50 ft from parking lot and 150 ft from Pacific Coast Highway. 0 Comment
  UCR259041  Agave americana R. G. Swinney 2010-3-14 11902 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  SD253362  Ageratina adenophora R. G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluendce with San Dimas Canyon. 476 Comment
  RSA95125  Agoseris grandiflora var. grandiflora F. W. Peirson 1923-5-21 3519 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  UCR112451  Agoseris retrorsa A. C. Sanders, D. Malueg 1998-6-24 22082 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA384961  Agrostis exarata Bonnie C. Templeton 1932-7-21 5012 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA596131  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8633 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  UCR191199  Agrostis exarata R. G. Swinney, Dave Larson 1999-7-21 7563 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, 200 m below Fern Dam #1, NE of Browns Flat 1341 Comment
Read comments
May 11 2012
  UCR209959  Agrostis exarata R. G. Swinney 2008-7-15 9237 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA792098  Agrostis idahoensis Jane Tirrell, Shirley Imsand 2012-7-6 LS 0093 Los Angeles Lily Spring, downhill from Pacific Crest Trail approx. 0.3 mi northeast of Mt. Hawkins. 2497 Comment
  CAS-BOT-BC139057  Agrostis pallens Dr. H. E. Hasse 1889-6-1 s.n. Los Angeles On ridges of Santa Monica Range. Comment
  UC1584062  Agrostis perennans Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4034 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1524 Comment
  RSA747672  Agrostis stolonifera R. G. Swinney 2001-9-16 8159 Los Angeles San Gabriel Mountains: 100 m east of Little Jimmy Spring Canyon, south fork, south of Hwy 2, 0.6 mile due east of Mt. Islip and c. 2 miles north of Crystal Lake. 2207 Comment
  RSA453110  Alchemilla occidentalis Louis Greata 1900-05 s.n. Los Angeles Garvanza Comment
  UCD169117  Allium R. G. Swinney 2009-5-28 10958 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  IRVC24720  Allium campanulatum Gordon A. Marsh 1988-4-7 s.n. Los Angeles Palmdale; Anaverde Basin; S of Rayburn Road; between Tierra SubidaDrive and the Antelope Valley Fwy. Mojave Desert 854 Comment
  RSA367118  Allium praecox C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  RSA0040124  Allophyllum divaricatum Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA626980  Allophyllum divaricatum L. C. Wheeler 1967-5-15 9579 Los Angeles South side Elsmere Canyon near the mouth. 518 Comment
  POM153295  Alnus rhombifolia P. A. Munz 1928-9-4 11181 a Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  RSA639889  Alnus rhombifolia L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA792099  Alnus rhombifolia Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0094 Los Angeles South side California State Route 2 near mile marker 67.7 2311 Comment
  SDSU4823  Alnus rhombifolia A. H. Gallup 1948-11-1 252 Los Angeles San Dimas - Little Dalton Canyon. 457 Comment
  UCR271749  Alnus rhombifolia R. G. Swinney 2011-3-26 14236 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA0085348  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 546 Comment
  RSA402952  Amaranthus albus F. R. Fosberg 1931-4-29 S- 4720 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle s Nest. 180 Comment
  UCR210406  Amaranthus albus R. G. Swinney 2008-12-6 9969 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR270236  Amaranthus albus R. G. Swinney 2011-6-30 15386 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA402979  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mountains 2195 Comment
  RSA640973  Amaranthus albus L. C. Wheeler 1931-7-23 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  UCR95243  Amaranthus blitoides L. C. Wheeler 1945-9-20 6152 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  RSA402978  Amaranthus californicus L. C. Wheeler 1933-9-25 2120 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
Read comments
Jun 12 2010
  CDA3302  Amaranthus deflexus Phillipson 1915-9-18 Los Angeles Monrovia. Comment
  POM50143  Amblyopappus pusillus L. R. Abrams 1901-6-20 1865 Los Angeles Near Ballona Harbor. Comment
  SD107806  Amblyopappus pusillus unknown Unknown Los Angeles San Clemente Island; in grassland at base of canyon 1.5 miles north of Eel Point. 29 Comment
  RSA739689  Ambrosia acanthicarpa John Dittes 2005-11-26 1298 Los Angeles Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  UCR240030  Ambrosia acanthicarpa R. G. Swinney 2009-11-13 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UC896706  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor; Santa Catalina Island 2 Comment
  UCD150964  Ambrosia chenopodiifolia D. S. Park 2010-4-27 50 Los Angeles Ranch Santa Ana Botanic Garden 375 Comment
  LA91102  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  SFV6939  Ambrosia psilostachya T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 636 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  UCSB9149  Ambrosia psilostachya var. californica Charles Crum 1958-7-15 26 Los Angeles collected along Mulholland Drive, between Sepulveda Road and Topanga Road, near Los Angeles Mulholland Drive, Sepulveda and Topanga Comment
  UCR177571  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  POM86818A  Amelanchier utahensis F. W. Peirson 1919-6-14 471 -A Los Angeles Rock Creek Divide, north side of San Gabriel Mountains. 2012 Comment
  RSA233345  Amelanchier utahensis Robert F. Thorne, M. Z. Thorne 1969-7-10 38396 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  RSA86818B  Amelanchier utahensis F. W. Peirson 1923-5-26 471 -B Los Angeles Rock Creek Divide 2012 Comment
Read comments
Sep 23 2014
  RSA681934  Ammannia coccinea LeRoy Gross 2003-11-16 1206 Los Angeles Hansen Dam: West of Little Tujunga Canyon Road(Osborne Street) South of Foothill Blvd. In the flood control basin. South of the Athletic Field thats on the San Fernando 7.5 Quadrangle. 305 Comment
  OBI13395  Amorpha californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael HIlls, Glendale 305 Comment
  RSA135181  Amorpha californica var. californica P. H. Raven 1960-5-15 15379 Los Angeles Santa Monica Mountains: Piuma Road 2.7 miles east of Rambla Pacifica. 427 Comment
  UCR271479  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UC1584868  Amsinckia intermedia Tim Ross 1991-4-8 4456 Los Angeles Elephant Hill; Western Pomona 303 Comment
  RSA755971  Amsinckia intermedia Orlando Mistretta, Christine Mistretta 2008-4-4 2306 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  SEINET9119016  Amsinckia intermedia E. Adams 1978-1 S.N. Los Angeles Pomona, behind Calif. Polytechnic Univ. health unit. Grassy hillside. Comment
  UCR200173  Amsinckia retrorsa Valerie Soza, Laura A. Moore 2000-5-10 853 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  CHSC14155  Amsinckia tessellata L. M. Mayer; I. J. Mayer 1974-4-10 153 Los Angeles On Bouquet Canyon ca. 1/4 mi e of Vasquez Canyon Rd. Comment
  SBBG63564  Amsinckia tessellata R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UC2013784  Amsinckia tessellata Richard R. Halse 2002-3-25 6134 Los Angeles Along State Highway 138, 5.3 miles W of its junction with State Highway 14; Antelope Valley. Comment
  RSA0091447  Amsinckia tessellata var. tessellata Steve Boyd, Lauren Raz 1997-3-26 9332 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  UC573151  Amsinckia tessellata var. tessellata Herbert L. Mason 1926-4-26 3010 Los Angeles Little Rock Comment
  RSA590529  Amsinckia tessellata var. tessellata Orlando Mistretta 1994-3-30 961 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of creek below Little Rock Dam. 991 Comment
  UCR209508  Anagallis arvensis R. G. Swinney 1969-4-26 367 Los Angeles San Gabriel Mtns., Glendora, 250 m SW of Harrow Canyon debris basin 381 Comment
  UCR280742  Anisocoma acaulis R. G. Swinney 2014-4-23 16165 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA760563  Anthriscus caucalis R. G. Swinney 2009-3-10 10057 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR189408  Anthriscus caucalis R. G. Swinney 1998-5-25 6152 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  POM50574  Antirrhinum coulterianum L. R. Abrams 1901-4-6 1394 Los Angeles Monte Vista Comment
  UCR209509  Antirrhinum kelloggii R. G. Swinney 1969-4-26 371 Los Angeles San Gabriel Mtns., Glendora, 250 m SW of Harrow Canyon debris basin 381 Comment
  RSA653046  Antirrhinum multiflorum A. C. Sanders, D. Malueg 1998-6-24 22056 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA248894  Aphanisma blitoides R. F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  UC284143  Aphanisma blitoides P. A. Munz 1923-4-11 6774 Los Angeles low shore on w coast San Clemente Island Comment
  RSA595130  Apiastrum angustifolium Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8564 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SEINET3244632  Apiastrum angustifolium Louis C. Wheeler 1932-1 685 Los Angeles San Gabriel Wash 107 Comment
  UC61533  Apiastrum angustifolium Ernest Braunton June 1903 889 Los Angeles Glendale to Burbank Comment
  RSA747273  Apocynum cannabinum R. G. Swinney 2005-8-22 8522 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  UC1870248  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary 457 Comment
  UCR272840  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  SBBG58619  Apocynum cannabinum unknown -Sep-1893 Los Angeles Los Angeles Comment
  RSA0021287  Aquilegia formosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5082 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0091151  Aquilegia formosa R. G. Swinney 2011-6-30 15400 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA733180  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
Read comments
Aug 10 2009
  UCR149897  Arabis pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA587127  Arabis pulchra Orlando Mistretta 1995-5-23 1736 Los Angeles Bare Mt. Canyon near summit of Bae mt. on N ridge. 1768 Comment
  RSA590067  Arabis pulchra var. pulchra Orlando Mistretta 1994-3-30 987 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  RSA733664  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  RSA470436  Aralia californica George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  CAS-BOT-BC410060  Arceuthobium divaricatum Robert F. Thorne; C. W. Tilforth 1973-4-20 43085 Los Angeles San Gabriel Mountains, Mojave Desert; W end of Desert Front Road at Oak Springs Ranch, N edge of San Bernardino National Forest 1524 Comment
  RSA635133  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20217 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA637497  Arctostaphylos Valerie L. Soza, Kent Hughes 1999-6-17 565 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  RSA626671  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15780 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  JEPS38673  Arctostaphylos glandulosa subsp. glandulosa F. W. Peirson 1918-5-19 142 Los Angeles 2 mi n Altadena; San Gabriel Mts., Echo Mountain 1036 Comment
  POM3279  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1917-7-1 1748 Los Angeles Evey Canyon. 1372 Comment
  POM367280  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson 1908-04 1799 Los Angeles Mt. Hollywood, Cal. Comment
  RSA626802  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22103 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA721288  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-3-14 5906 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  RSA721289  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-3-14 5905 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  CAS-BOT-BC39305  Arctostaphylos glauca C. F. Baker 1904-2-15 4013 Los Angeles San Antonia Canyon, Claremont Comment
  RSA631534  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15744 Los Angeles Santa Clara Divide Road (3N17), 2 km off Sand Canyon Road. 900 Comment
  RSA631684  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15692 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA729874  Arctostaphylos glauca R. G. Swinney 1999-6-5 7247 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCSB4736  Arctostaphylos glauca Wilson, Richard 1958-5-10 Los Angeles 6 miles N of Foothill Blvd. on Angeles Crest Highway, San Gabriel Highway 914 Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  CAS-BOT-BC46736  Arctostaphylos parryana Gary D. Wallace 1975-1-19 1390 Los Angeles Angeles Nat. For., w. of Vincent Gap along Hwy. 2.5 mi. e. of Lodgepole Picnic Grnd. 2225 Comment
  RSA579442  Arctostaphylos parryana T. S. Ross 1994-6-21 7987 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA634338  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22087 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634856  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20572 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634874  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20222 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635098  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20358 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635099  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20328 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635112  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20418 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635234  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20669 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  SEINET2028703 Image available Arctostaphylos pechoensis var. viridissima C. B. Wolf 1932-5-13 3626 Los Angeles Three and one-half miles from Avalon 1300 Comment
  UCR180026  Arenaria nuttallii subsp. gracilis R. G. Swinney 1995-8-28 4467 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  UCR223770  Argemone munita R. G. Swinney 2009-6-17 11189 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SD69502  Aristida adscensionis Robert F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island, dry south-southeast-facing rocky slope at Cherry valley. 60 Comment
  SD90448  Aristida adscensionis Robert F. Thorne, M. Z. Thorne 1973-2-12 42473 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove, bare clayey openings in coastal sage scrub. 46 Comment
  RSA151024  Aristida adscensionis var. modesta P. H. Raven 1962-5-9 17650 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA417243  Artemisia californica Ora M. Clark 1928-12-2 1320 Los Angeles N.E of Hollywood. Comment
  SBBG128115  Artemisia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 2 Los Angeles Deer Valley Trail 4 Comment
  UC557795  Artemisia californica Nell Murbarger 1936-4-1 149 -1 Los Angeles e side of San Clemente Island Comment
  UCR256846  Artemisia californica R. G. Swinney 2010-8-16 13556 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CATA1517  Artemisia douglasiana Mark L. Hoefs, Steven A. Junak 1996-7-9 2735 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  CATA351  Artemisia douglasiana Mark L. Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  RSA0091504  Artemisia dracunculus R. G. Swinney 2011-10-10 15739 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  CAS-BOT-BC90815  Artemisia nesiotica L. R. Abrams; I. L. Wiggins 1931-7-3 299 Los Angeles Santa Barbara Island Comment
  SBBG12507  Artemisia nesiotica P. H. Raven 1962-7-11 18006 Los Angeles upper end of first cyn S of Lemon Tank Comment
  SBBG98326  Artemisia tridentata subsp. parishii P. A. Munz 1923-11-11 7803 Los Angeles Newhall Comment
  SD75648  Arthrocnemum subterminale M. B. Dunkle 1940-8-21 7652 Los Angeles Middle of San Clemente Island. Comment
  SD215380  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles San Gabriel Mountains: Wawona Lodge (site) adjacent to Crystal Lake 1698 Comment
  UCR258507  Asclepias eriocarpa R. G. Swinney 2010-9-13 13813 Los Angeles San Gabriel Mountains, Crystal Lake, c. 200 meters north of lake near parking area 1729 Comment
  SEINET179624  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  UCR281614  Asclepias fascicularis R. G. Swinney 2014-5-27 16687 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA401114  Asclepias vestita Anstruther Davidson 1893-7-4 1940 Los Angeles Rock Creek. Comment
  RSA574287  Asparagus asparagoides John Dolan 1993-3-15 s.n. Los Angeles Claremont: grounds of RSABG. 410 Comment
  RSA367400  Asphodelus fistulosus Fay A. MacFadden 1934-4-5 12483 Los Angeles Culver City. Comment
  LA3684  Aspidotis californica Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM155736  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Santa Catalina Island: Johnson's Canyon. 274 Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG31106  Aspidotis californica R. F. Thorne 1966-4-28 Los Angeles from mine shaft above upper end of Renton Mine Rd, Pebbly Beach Cyn 274 Comment
  RSA417666  Aster greatae Anstruther Davidson, Alice Davidson 1910-07 2499 Los Angeles San Gabriel Comment
  UC205376  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork San Gabriel River , Prairie Fork San Gabriel River (San Antonio Mountains) 2133 Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  UCR186932  Astragalus didymocarpus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32043 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA177707  Astragalus didymocarpus var. didymocarpus R. F. Thorne, Percy C. Everett 1965-5-12 34601 Los Angeles Santa Catalina Island. Upper end of Bulrush Canyon. 305 Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  UCR187190  Astragalus gambelianus A. C. Sanders 2006-4-21 32149 B Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  UCR163312  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3698 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  UC1929723  Astragalus lentiginosus var. antonius Valerie Soza, Sarah J. De Groot 2003-6-11 1654 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  UC1128812  Astragalus lentiginosus var. variabilis A. D. Gifford 1935-4-12 574 Los Angeles 1 mi w Manzana; Tejon Quad., w of Manzana Comment
  UC1215202  Astragalus miguelensis Peter H. Raven 1962-7-12 18028 Los Angeles near point at e end Northwest Harbor (San Clemente Island); , e end Northwest Harbor 30 Comment
  RSA252890  Astragalus pachypus var. pachypus R. F. Thorne 1973-5-11 43548 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SD41982  Astragalus pachypus var. pachypus Darley F. Howe 1947-5-5 1529 Los Angeles East of Littlerock. Comment
  SEINET3127353  Astragalus pycnostachyus var. lanosissimus G. B. Grant 1904-7-8 77 -6317 Los Angeles Cienega Comment
  UC192246  Astragalus pycnostachyus var. lanosissimus Samuel B. Parish Oct 1882 1117 Los Angeles near Santa Monica; near Santa Monica Comment
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Mar 12 2011
  UCSB45417  Astragalus trichopodus var. lonchus Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
  CAS-BOT-BC194050  Astragalus trichopodus var. lonchus George B. Grant; Walter Wheeler 1904-4-21 6262 Los Angeles Pacific Ocean, isthmus off southern California, Santa Catalina Island Comment
  CAS-BOT-BC199086  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Topanga Canyon, Santa Monica Mts. 518 Comment
  UC625010  Astragalus trichopodus var. trichopodus F. R. Fosberg 1931-3-31 S 4431 Los Angeles Avalon Santa Catalina Island, Avalon (Ocean bluffs, Santa Catalina Island) 10 Comment
  UC216852  Atriplex argentea var. mohavensis H. M. Hall 1919-10-21 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  RSA151200  Atriplex californica P. H. Raven 1962-7-11 18010 Los Angeles Wilson s Cove; San Clemente Island 61 Comment
  RSA155322  Atriplex californica P. H. Raven 1962-4-11 17254 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  UC557817  Atriplex californica Nell Murbarger April, 1936 235 Los Angeles w side San Clemente Island (poor, dry, rocky soil); w side San Clemente Island Comment
  CDA23238  Atriplex canescens T. C. Fuller 1958-8-6 Los Angeles East of 90th East at Avenue I, 9 miles east of Lancaster. 0 Comment
  RSA746524  Atriplex glauca R. E. Riefner Jr. 2007-3-10 7 -121 Los Angeles Palos Verdes Peninsula, vicinity of Via Alar and Palos Verdes Dr. West. 64 Comment
  RSA0002483  Atriplex johnstonii C. B. Wolf 1930-12-23 1821 Los Angeles Coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC170108  Atriplex lentiformis Dr. H. E. Hasse 1888-9-1 s.n. Los Angeles Beach at Santa Monica Comment
  CATA2961  Atriplex lentiformis Amy Catalano 2016-1-12 002 Los Angeles Santa Catalina Island: Just inside and to the right of the gate to the Laura Stein Volunteer Camp, about 2 meters from the road to the camp 371 Comment
  SBBG13623  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi S of Wilson Cove 6 Comment
  RSA478291  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-6-30 S- 3075 Los Angeles Del Rey 3 Comment
  UC850845  Atriplex leucophylla Ezra C. Knopf 189 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC180945  Atriplex nummularia Carl B. Wolf 1931-12-30 2634 Los Angeles Playa del Rey 30 Comment
  RSA127772  Atriplex semibaccata P. H. Raven, H. J. Thompson 1959-6-4 s.n. Los Angeles Point Dume 12 Comment
  RSA478397  Atriplex semibaccata House, Grumbles s.n Los Angeles San Clemente Island. Comment
  CAS-BOT-BC176741  Atriplex serenana var. serenana Alice Eastwood 1917-7-20 6529 Los Angeles Santa Catalina Island Comment
  RSA478347  Atriplex subspicata Anstruther Davidson 1903-09 2939 Los Angeles Newport Beach Comment
  RSA678486  Atriplex watsonii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-19 153 Los Angeles San Clemente Island. Wilson Cove east of Galley and power plant. 46 Comment
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Jan 14 2009
  RSA678490  Atriplex watsonii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 150 Los Angeles San Clemente Island. North Head (NE side). Lower terrace slopes. 12 Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  CAS-BOT-BC146035  Avena barbata Grant 1954-2-9 5354 Los Angeles Pasadena. Comment
  RSA0041494  Avena barbata Ron Martinolich 1991-5-3 50 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  RSA385386  Avena fatua Joseph A. Ewan 1933-5-13 10935 Los Angeles Los Angeles. Comment
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  SD234236  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26142 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  UC572679  Avena fatua Nell Murbarger March, 1936 89 Los Angeles San Clemente Island Comment
  SBBG131547  Azolla filiculoides S. A. Junak 1999-7-16 SCa 1054 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 24 Comment
  CAS-BOT-BC98731  Baccharis douglasii D. E. Breedlove 1961-9-24 1288 Los Angeles Middle Ranch Canyon, 1/2 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  SD107861  Baccharis glutinosa Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45102 Los Angeles Santa Catalina Island: near bridge over stream in lower end of Cottonwood Canyon 29 Comment
  OBI35593  Baccharis pilularis subsp. consanguinea Rebecca Cicoria 1981-4-24 23 Los Angeles Upper Sepulveda cyn on grassy slopes, Rolling Hills. Comment
  RSA418215  Baccharis salicifolia F. R. Fosberg 1930-7-3 3087 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR108461  Baccharis salicifolia Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  LA202570  Barbarea orthoceras Peter H. Raven; David S. Verity 1960-5-7 15331 Los Angeles 335 Comment
  SEINET10482044  Barbarea vulgaris Lenington 1927-1-1 LENINGTON s.n. Los Angeles Pomona. A common weed. Comment
  CATA3170  Bassia hyssopifolia Amy Catalano 2016-8-25 151 Los Angeles Santa Catalina Island: Pebbly Beach Road, along concrete between road and ocean shoreline 5 Comment
  UCR137733  Bassia hyssopifolia L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  SBBG13444  Bergerocactus emoryi E. R. Blakley 1961-9-23 4737 Los Angeles S shore of Catalina Harbor E of Ballast Pt 1 Comment
  SBBG32154  Bergerocactus emoryi R. N. Philbrick with R. F. Thorne 1967-3-19 B 67 -233 Los Angeles Indian Head Pt Comment
  UCR180571  Berula erecta Scott D. White, Andrea Warniment 2006-7-7 11618 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  UC53984  Bidens laevis H. P. Chandler 1902-9-9 2079 Los Angeles Ballona Marshes Comment
  RSA647858  Bidens pilosa var. pilosa LeRoy Gross, Laura Moore 2000-6-5 213 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  OBI2624  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire rd W of lower Millard Cyn; San Gabriel Mts 610 Comment
  UCR100612  Bloomeria crocea B. G. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  RSA164827  Boechera californica Wesley O. Griesel 1963-5-26 798 Los Angeles View Point near Big Pines. 2287 Comment
  SBBG108159  Bolboschoenus maritimus subsp. paludosus M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2483 Los Angeles Little Harbor 3 Comment
  UCR128012  Bolboschoenus maritimus subsp. paludosus Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3004 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCR94469  Bowlesia incana Reid Moran 1941-2-17 576 A Los Angeles Channel Islamds, Middle Ranch, south side of San Clemente Island 500 Comment
  RSA674584  Boykinia rotundifolia Scott D. White 2000-8-25 8124 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  UCR190015  Boykinia rotundifolia R. G. Swinney 1998-10-3 7010 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  SD53047  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island, above Emerald Bay. 121 Comment
  RSA0069716  Brachypodium distachyon Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  RSA0115254  Brassica geniculata Richard G. Swinney 2010-5-25 12945 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR199917  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountains Foothills, city of Glendora at Brodiaea filifolia location at the end of No. Loraine Ave. 473 Comment
  SDSU2617  Brassica nigra D. F. Howe 1915-6-3 67 Los Angeles Claremont. Comment
  RSA0066328  Brassica nigra K. Dobry 1991-5-22 d- 657 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  SEINET10825328  Brassica oleracea Heidi H. Schmidt 1999-10-14 Schmidt 3820 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  POM307806  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2754 Los Angeles Eaton Canyon Park, Altadena. Comment
  CATA3419  Brickellia californica Ben Dion, Morgan Fleming 2017-4-16 018 Los Angeles Santa Catalina Island: Rattlesnake WMU, past Hamilton Cove near Frog Rock on cliff above beach 20 Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  RSA330765  Brickellia microphylla Wayne E. Sawyer 1981-8-30 139 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  RSA0021440  Brodiaea capitata Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  LA201501  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2003-4-25 4855 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA624538  Bromus berteroanus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  SEINET14397315  Bromus carinatus R. F. Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island, upper N slope of Bulrush Canyon. 396 Comment
  RSA547454  Bromus carinatus var. carinatus Timothy S. Ross 1992-5-17 6385 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 145 meters SSE of the mouth of Shoemaker Canyon. Comment
  CAS-BOT-BC148918  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-24 7857 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain. North slopes draining toward Elizabeth Lake. South slopes toward Green Valley. 1389 Comment
  SEINET3922291  Bromus diandrus Kelly Middleton, Kelly Middleton 1988-5-8 40 Los Angeles Glendora Ridge Roas, 5.7 miles west of Mt. Baldy Rd. intersection.; 0 1219 Comment
  CAS-BOT-BC155583  Bromus grandis G. B. Grant 1901-7-27 s.n. Los Angeles Mount Wilson. 1066 Comment
  POM363878  Bromus grandis Robert M. Perkins 1936-3-22 105 Los Angeles [Los Angles? Pico and La Brea] Comment
  RSA17068  Bromus grandis C. B. Wolf 1936-5-27 7845 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA584625  Bromus grandis Timothy S. Ross, Steve Boyd 1991-4-25 4596 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  UCR205037  Bromus hordeaceus R. G. Swinney 2003-5-12 8204 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  UCR2226  Bromus hordeaceus F. M. Reed 1920-4-11 4458 Los Angeles Reeves Ranch south of Covina 305 Comment
  SEINET269291 Image available Bromus hordeaceus subsp. molliformis Scott D. White, Chet McGaugh 1995-5-9 3002 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14. Sunshine Canyon landfill property 457 Comment
  UCD58851  Bromus inermis Robert F. Thorne; M. Z. Thorne 1967-7-19 37165 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  SBBG118870  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  CHSC95530  Bromus madritensis subsp. madritensis LeRoy Gross; Valerie Soza 2001-6-6 441 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon. 427 Comment
  CATA620  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-8 1073 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA364036  Bromus pseudolaevipes F. R. Fosberg 1931-4-7 S- 4501 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  RSA651761  Bromus rubens Diane T. Liggett 1981-5-25 19 Los Angeles San Dimas Experimental Forest, 45 kilometers east of Los Angeles, [San Gabriel Mountains]. 823 Comment
  CAS-BOT-BC161405  Bromus tectorum Timothy S. Ross; Darin Banks 1994-4-13 7514 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m southwest of San Francisquito Powerhouse Nomber 2. 487 Comment
  CHSC100686  Bromus tectorum G. D. Wallace; Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA717853  Bromus tectorum R. G. Swinney, D. W. Larson 1996-8-7 5248 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s 1524 Comment
  UCR223809  Bromus tectorum R. G. Swinney 2009-6-17 11165 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  LA94802  Calandrinia ciliata Frank Almeda; Kei Nakai 1976-4-5 TCSP 8 8 76 Los Angeles 365 Comment
  UCR187252  Calandrinia ciliata A. C. Sanders 2006-4-18 32105 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR205115  Calandrinia ciliata R. G. Swinney 2008-4-16 8677 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA466536  Calandrinia ciliata L. C. Wheeler 1934-3-29 2484 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  RSA609283  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  UC1215145  Calandrinia ciliata Peter H. Raven 1962-4-10 17198 Los Angeles n-facing clayey slopes <of> Thirst; San Clemente Island 579 Comment
  CATA193  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-4-6 168 Los Angeles Santa Catalina Island: West side of Mt. Black Jack 457 Comment
  LA104163  California macrophylla T. Thomas; April 1983 568 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Cistern Trail to Reagan Ranch below Overlook Trail junction Comment
  UC1211141  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top of Mt. Wilson 2037 Comment
  LA22341  Calochortus catalinae LeRoy Abrams; 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA226159  Calochortus catalinae Gary D. Cromwell, David W. Wheat 1971-5-8 650 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora 610 Comment
  SBBG108131  Calochortus catalinae S. L. Crockett, S. Schueller 1997-3-8 560 Los Angeles point overlooking Cottonwood beach, ca. 25 m W of rd 79 Comment
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Sep 10 2007
  UC843640  Calochortus catalinae Marcus E. Jones, A. M. 1882-5-1 3212 Los Angeles Los Angeles Comment
  UCR835  Calochortus catalinae J. E. Dimitman 1957-4-17 s.n. Los Angeles North side of San Jose Hills, off Buenos Aires Dr. 274 Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  CHSC36114  Calochortus invenustus K. Bridwell 1978-6-18 151 Los Angeles Charleston Flat meadow area, ca. 1/4 mi n of Hwy 2, ca. 30 mi ne of Glendale, Angeles National Forest. 1524 Comment
  LA51409  Calochortus splendens Henry J. Thompson; 1960-6-7 3074 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA131029  Calochortus splendens Percy C. Everett, E. K. Balls 1959-6-2 23849 Los Angeles NE from junction with road to Lake Malibu and Stokes Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC496765  Calochortus venustus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall. Comment
  CHSC100398  Calyptridium monandrum John Dittes; Josephine Guardino 2008-2-23 1503 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; Big Tujunga Cyn; ca. 2.4 air-miles SE of Mt. McKinley, ca. 4.3 air-miles NE of Mt. Gleason Jr. Highschool; near Delta Flat Picnic Area; alluvial terrace north of Big Tujunga Creek. 529 Comment
  JEPS18471  Calyptridium monandrum Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5875 Los Angeles 1/4 mi above U.S. Army Nike launching site (above Las Flores Canyon); Santa Monica Mountains 274 Comment
  UCR41716  Calyptridium monandrum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SBBG118695  Calystegia O. Mistretta 1992-8-20 774 Los Angeles Mt Gleason, Tujunga Ranger District 1798 Comment
  SBBG58068  Calystegia longipes R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  CATA1646  Calystegia macrostegia Mark L. Hoefs, Steven A. Junak 1998-6-12 2929 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  SEINET10870101  Calystegia macrostegia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4806 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  UCR239611  Calystegia macrostegia Dan S. Cooper 2012-8-6 812- 53 Los Angeles Western Transverse Range; Santa Monica Mountains, Las Flores Canyon along Gorge Rd. 116 Comment
  UCR270021  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA0119672  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-21 16638 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  LA50073  Calystegia macrostegia subsp. cyclostegia Harlan Lewis; 1940-4-3 1281 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach Comment
  UC1584869  Calystegia macrostegia subsp. intermedia Tim Ross 1991-4-8 4466 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 335 Comment
  SDSU20288  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-7 28 Los Angeles Horse beach Creek in chalk canyon growing immediate to Malacothamnus clementinus, 1/2 mile to 3/4 mile up canyon from beach, San Clemente Island. 30 Comment
  RSA603168  Calystegia occidentalis subsp. fulcrata L. C. Wheeler, C. W. Tilforth 1936-6-24 4181 Los Angeles San Dimas Canyon 671 Comment
  RSA593403  Calystegia peirsonii Steve Boyd, Orlando Mistretta 1996-5-23 8818 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA71111  Calystegia soldanella F. W. Peirson 894 Los Angeles Ballona Comment
  UCR220282  Camissonia R. G. Swinney 2009-4-24 10484 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA465657  Camissonia bistorta John P. Hill 1929-4-15 s.n. Los Angeles El Segundo sand dunes Comment
  UCR183579  Camissonia campestris A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33530 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  UCR275022  Camissonia campestris Michael Honer, Rachel Woodard 2006-4-17 2190 B Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  SBBG118702  Camissonia campestris subsp. campestris A. Maurice, L. Hoglin, S. Rivera 2003-4-24 4 Los Angeles Tehachapi Mts, Gorman Pass, Tejon Ranch Comment
  RSA526563  Camissonia guadalupensis subsp. clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4248 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA449013  Camissonia intermedia Anstruther Davidson 1905-1 1435 Los Angeles Hollywood. Comment
  POM3225  Camissonia micrantha D. L. Crawford 1915-7-6 s.n. Los Angeles Claremont. Comment
  RSA449032  Camissonia micrantha Anstruther Davidson 1907-04 1754 Los Angeles Hollywood. Comment
  RSA608317  Camissonia micrantha Louis C. Wheeler 1930-5-24 44 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA755935  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2403 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA570286  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4963 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA579466  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-10 7741 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  UC56472  Camissoniopsis bistorta Ernest Braunton 1902-4-29 215 Los Angeles North Pomona Comment
  UCSB4384  Camissoniopsis bistorta Ballard 1954-4-13 Los Angeles Pomona College, Claremont 259 Comment
  LA46792  Camissoniopsis hirtella Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  SD146213  Camissoniopsis hirtella A. C. Sanders, D. Malueg 1998-6-24 22085 Los Angeles 2.0 miles east of Mt. Gleason at Little Gleason Forestry Plantation on Southern Cal Edison Mesa-Vicent transmission line at tower 7-2. 1707 Comment
  SBBG61352  Camissoniopsis pallida R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna, near Acton Comment
  RSA783077  Camissoniopsis pallida subsp. pallida Pam De Vries 2011-5-4 7767 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita). 502 Comment
  UC557712  Capsella bursa-pastoris Nell Murbarger March, 1936 5 Los Angeles San Clemente Island Comment
  LA200309  Cardamine californica Carl Epling; 1934-12-12 2967 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA646996  Cardamine oligosperma LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 183 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  RSA0095255  Carduus pycnocephalus R. G. Swinney 2011-5-6 14580 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  RSA601840  Carex alma Steve Boyd, Michael Wall 1996-5-16 8789 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA802568  Carex alma Orlando Mistretta, Christine Mistretta 2011-7-1 5885 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCR224191  Carex alma Scott D. White 2004-8-20 10722 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CAS-BOT-BC17669  Carex alma Joseph Andorfer Ewan 1931-5-30 4259 Los Angeles San Gabriel Mountains. Between Sturtevant Divide and West Fork of San Gabriel River. 914 Comment
  CAS-BOT-BC21311  Carex fracta F. R. Fosberg; J. Ewan 1931-8-12 5016 Los Angeles San Gabrel Mountains. Windy Camp Spring, Mount Islip. 2286 Comment
  SEINET7559331 Image available Carex fracta Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38857 Los Angeles San Gabriel Mts, Angeles National Forest, above Angeles Crest Hwy at headwater of S Fork, Big Rock Creek, c 1.7 mi S of Dawson Saddle. 2316 Comment
  CAS-BOT-BC32082  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  UC1116254  Carex nudata F. R. Fosberg 1931-3-11 660 Los Angeles below Wildwood (Topanga Canyon); Santa Monica Mountains 60 Comment
  SEINET7572148 Image available Carex praegracilis Steve Boyd 1996-4-25 8695 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienega Canyon, south of Liebre Mountain. 914 Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA364767  Carex spissa Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon Comment
  RSA610535  Carex triquetra L. C. Wheeler 1936-4-21 4097 Los Angeles San Dimas Wash. 366 Comment
  SEINET5786998 Image available Carex utriculata S. M. Tracy 1887-1 Los Angeles Los Angeles Comment
  CDA35025  Carpobrotus chilensis M. O'Brien 2005-3-6 s.n. Los Angeles El Matador State Beach. Bluff top above the strand. 0 Comment
  POM8099  Castilleja affinis Fordyce Griffiths Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  LA82059  Castilleja affinis O. H. Kappler; 1944-4-30 599 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Comment
  POM175581  Castilleja applegatei subsp. martinii E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail below Crystal Lake. Comment
  RSA448718  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-6-17 3597 Los Angeles San Antonio River Canyon 915 Comment
  RSA660186  Castilleja applegatei subsp. martinii Orlando Mistretta 1992-7-9 652 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA715205  Castilleja exserta Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1937 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  LA82062  Castilleja exserta subsp. exserta O. H. Kappler; 1944-3-26 558 Los Angeles 9 Comment
  LA51885  Castilleja exserta subsp. venusta A. M. Johnson; 1932-3-12 sn Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  POM145748  Castilleja minor subsp. spiralis Thomas Craig 1927-6-19 479 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  RSA522955  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1990-10-26 3320 Los Angeles San Gabriel Mountains: Horse Canyon drainage. 659 Comment
  RSA646281  Castilleja minor subsp. spiralis Orlando Mistretta 1992-7-14 715 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR124714  Castilleja plagiotoma B. C. Templeton 1933-6-16 5146 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA531108  Caulanthus cooperi B. C. Templeton, I. W. Clokey 1930-4-8 1035 Los Angeles Mojave Desert, W of Lancaster in open fields 400 Comment
  RSA531109  Caulanthus cooperi Robert Gustafson, Gary D. Wallace 1982-4-26 2556 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA0108890  Caulanthus lasiophyllus R. G. Swinney 2011-4-1 14309 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC39567  Caulanthus major Gale Sphon 1959-6-27 385 Los Angeles San Gabriel Mountains. Angeles National Forest. Big Rock Canyon. Icy Springs. Comment
  CAS-BOT-BC47919  Ceanothus arboreus Mrs. Frank 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  POM247963  Ceanothus arboreus F. R. Fosberg 1931-3-23 s 4326 Los Angeles Hamilton Canyon 60 Comment
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Jun 5 2014
  RSA276094  Ceanothus arboreus Gary D. Wallace 1975-3-23 1406 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  SEINET3162150  Ceanothus arboreus G. B. Grant, W. Wheeler 1904-4-21 148 -6146 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  UCR190913  Ceanothus cordulatus R. G. Swinney 1998-7-2 6251 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC48739  Ceanothus crassifolius Roxana S. Ferris 1941-3-9 10321 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of U.S. Highway #99 Comment
  RSA398867  Ceanothus crassifolius Elbert Benjamine 1929-2-10 s.n. Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  RSA584040  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1991-4-25 4580 Los Angeles San Gabriel Mountains: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 829 Comment
  UC1071003  Ceanothus crassifolius P. L. Johannsen 1934-1-26 242 Los Angeles Brown's Canyon Santa Susana quad 396 Comment
  UCR252572  Ceanothus crassifolius R. G. Swinney 2010-6-21 13254 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  CHSC25949  Ceanothus crassifolius var. crassifolius James Henrickson 1972-3-19 7180 Los Angeles 9 air miles NE of La Canada, in margin of Upper Big Tujunga canyon about 1 air mile N of Hwy 2. 1341 Comment
  RSA640800  Ceanothus cuneatus Louis C. Wheeler 1931-2-22 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash, 1/4 mile south of dam. Comment
  UC79865  Ceanothus cuneatus var. cuneatus Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  RSA399016  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA608910  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  SBBG68341  Ceanothus integerrimus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CHSC25948  Ceanothus leucodermis James Henrickson 1972-3-19 7182 Los Angeles Ca 7 air miles north of Sierra Madre along State Hwy 2 in San Gabriel Mts. 1402 Comment
  RSA550441  Ceanothus leucodermis Tim S. Ross 1992-7-10 6640 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA724570  Ceanothus leucodermis K. Dobry 1991-4-22 461 Los Angeles West San Gabriel Mts. along Sand Cyn to Whitney Cyn Comment
  UCR108372  Ceanothus leucodermis L. C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  POM214615  Ceanothus megacarpus Joseph A. Ewan 1932-2-27 7024 Los Angeles Manderville Canyon, Santa Monica Mts. 305 Comment
  SDSU10307  Ceanothus megacarpus D. F. Howe 1947-3-22 1515 Los Angeles Topango Canyon, about 3.0 miles from ocean. Comment
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May 22 2014
  RSA95361  Ceanothus megacarpus F. W. Peirson 1921-2-26 2359 Los Angeles Topanga Canyon Road, west end of San Gabriel Mts. Near summit of ridge, north slope 457 Comment
  RSA177820  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34472 Los Angeles Santa Catalina Island. Near Catalina Airstrip 457 Comment
  UCR217141  Ceanothus oliganthus Jonas A. Winbolt, Rocky Brown 2010-8-20 004 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  CHSC26359  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 road miles along Angeles Crest Hwy 2 NE of La Canada. 853 Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA1139  Ceanothus spinosus E. R. Johnson 1929-3-31 1252 Los Angeles Mulholland Drive. Comment
  UC1071357  Ceanothus spinosus F. H. Raymond 1930-1-13 23 Los Angeles head Corral Canyon; Calabasas Quadrangle 426 Comment
  UC1211122  Ceanothus thyrsiflorus Huron H. Smith 1912-4-30 4874 Los Angeles Mt. Wilson 1036 Comment
  SEINET11736963  Cedrus deodara L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC277006  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles S.E. of corner of Imperial and Success Aves., Watts dist. Los Angeles Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  POM155577  Centaurea melitensis M. B. Dunkle 1928-4-11 1845 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  RSA0030950  Centaurea melitensis Bill Dewal s.n. Los Angeles Montrose. Vacant lot. 60 Comment
  POM6356  Centaurium venustum S. Rose 1919-5-10 2708 Los Angeles San Gabriel River. 90 Comment
  UCSB49821  Centranthus ruber Reisentz, Paul 1975-5-23 Los Angeles About 1/2 mile up Old Topanga Rd from Topanga Canyon Blvd. Santa Monica Mtns 426 Comment
  SBBG60907  Centromadia parryi subsp. australis L. G. Yates 1895-1 Los Angeles Los Angeles Comment
  UC68886  Centromadia parryi subsp. australis H. M. Hall 1905-7-1 6725 Los Angeles near Los Angeles; Inglewood Comment
  RSA587350  Centrostegia thurberi Orlando Mistretta 1992-5-4 225 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SBBG62309  Centrostegia thurberi M. N. Ackley 1927-5-8 853 Los Angeles Little Rock 914 Comment
  UCR51042  Centrostegia thurberi A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7769 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA491718  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge north of Elizabeth Lake, 2.1 miles east of Lake Hughes at the Lake Hughes Road and 0.8 mile west of Willow Springs Canyon (or Munz Ranch) Road, on low hills north of Elizabeth Lake Road (County Road N2) at milepost 16.5. 1021 Comment
  SBBG128552  Cerastium glomeratum M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2270 Los Angeles Cottonwood Cyn 33 Comment
  UCR187278  Cerastium glomeratum A. C. Sanders 2006-4-18 32094 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CDA3347  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  UCR223651  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA587507  Cercocarpus betuloides var. betuloides Orlando Mistretta 1995-3-24 1567 Los Angeles San Gabriel Mountains: Carr canyon. 1280 Comment
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Jul 28 2014
  SD85172  Cercocarpus betuloides var. betuloides E. R. Blakley 1963-4-7 5534 Los Angeles Santa Catalina Island. Fransworth Spring, Island Road northwest of Avalon. 366 Comment
  RSA190891  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36875 Los Angeles Santa Catalina Island. In bottom of Wild Boar Gully. 137 Comment
  RSA449429  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-8-13 55397 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon Comment
  UC1184985  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-12 5096 Los Angeles Cherry Canyon, Santa Catalina Island Cherry Canyon; Santa Catalina Island, Cherry Canyon 304 Comment
  UC625129  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 54798 Los Angeles Cape Canyon, Santa Catalina Island Cape Canyon; Santa Catalina Island, Cape Canyon Comment
  UC535375  Chaenactis artemisiifolia Ira W. Clokey, B. Templeton 1929-5-1 4489 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  POM351713  Chaenactis fremontii Anstruther Davidson, Hasse 1906-6-5 1464 Los Angeles Big Rock Creek. [San Gabriel Mountians] Comment
  SFV3804  Chaenactis fremontii A. M. Johnson 1933-5-20 4304 Los Angeles Fish Canyon Wash. South side of Foothill Blvd. west of bridge. Comment
  SD30668  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-12 6593 Los Angeles El Segundo Comment
  RSA0096982  Chaenactis glabriuscula var. glabriuscula Richard G. Swinney 2011-5-31 14905 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UC894476  Chaenactis glabriuscula var. glabriuscula Mrs. Jos. Clemens 1922-5-30 Los Angeles base of Mt. Wilson Comment
  UCR204257  Chaenactis santolinoides Naomi Fraga, Duncan Bell 2008-6-30 2295 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
  UC284269  Chaenactis stevioides P. A. Munz 1923-5-26 6804 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1280 Comment
  JEPS30564  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -121 Los Angeles at the summit of Goode Pass Comment
  RSA497603  Chaenactis xantiana A. C. Sanders 1988-4-3 7746 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  UCR261873  Chaenactis xantiana Tim Thomas, P. J. MacKay 2014-4-24 6270 C Los Angeles Tehachapi Mountains, 2 miles east of Gorman on Gorman Post Rd. 1549 Comment
  UCSB33240  Chaenactis xantiana Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road, 2 mi. south of its junction with Elizabeth Lake Road 914 Comment
  UCSB42597  Chamaesyce albomarginata Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  RSA710811  Chamaesyce albomarginata LeRoy Gross 2005-5-3 2239 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA670936  Chamaesyce maculata Joseph M. Keefe 2001-3-19 31169 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  RSA0048629  Cheilanthes covillei Sol Karlin 1969-3-22 s.n. Los Angeles Placerita State Park, Placerita Canyon. Comment
  RSA0056537  Cheilanthes newberryi Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  RSA749856  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36992 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  RSA423286  Chenopodium album Gertrude Dunn 1930-8-16 s.n. Los Angeles San Gabriel Canyon Comment
  LA50753  Chenopodium ambrosioides A. M. Johnson; 1934-9-15 4534 Los Angeles 15 Comment
  RSA762880  Chenopodium berlandieri R. G. Swinney 2008-10-10 9563 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM20621  Chenopodium berlandieri var. sinuatum P. A. Munz 1923-11-8 7799 Los Angeles Lone Hill, Glendora. Comment
  RSA478444  Chenopodium berlandieri var. sinuatum Robert Gustafson 1980-9-16 1906 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA799861  Chenopodium botrys Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  SBBG98472  Chenopodium californicum T. Ross 1991-5-23 5496 Los Angeles lower Tota Cyn, E escarpment 82 Comment
  CDA3065  Chenopodium murale T. C. Fuller 1968-5-13 17012 Los Angeles 8100 S. Vista Del Mar, Playa Del Rey. 0 Comment
  RSA478545  Chenopodium murale Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  SD38029  Chenopodium murale Edith A. Purer 1931-3-6 1541 Los Angeles In fields Comment
  RSA509609  Chenopodium pumilio L. C. Wheeler 1966-10-25 9088 Los Angeles San Gabriel Canyon at El Encanto. Comment
  UCR132653  Chenopodium strictum Sharon Dougherty 1997-9-7 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  UCR150389  Chenopodium strictum L. C. Wheeler 1970-8-15 s.n. Los Angeles Pico and Figueroa St., Los Angleles 71 Comment
  UCR252559  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA527796  Chlorogalum pomeridianum Timothy S. Ross, Annette H. Ross 1991-6-3 5527 Los Angeles Elephant Hill: W Pomona. 287 Comment
  UCR186719  Chondrilla juncea Dan S. Cooper 2007-8-21 s.n. Los Angeles Los Angeles Basin, Los Angeles, South La Brea Ave., between Washington Blvd and the I-10 Fwy, between 20th and 21st streets 37 Comment
  RSA773536  Chorizanthe brevicornu R. G. Swinney 2009-4-29 10563 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA679862  Chorizanthe brevicornu var. brevicornu LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 887 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA584402  Chorizanthe breweri Tim S. Ross, S. D. Boyd 1994-5-25 8001 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  NY468364  Chorizanthe parryi var. fernandina S. B. Parish 06 1887 1987 Los Angeles San Fernando Valley Comment
  RSA392509  Chorizanthe parryi var. fernandina Anstruther Davidson s.n. Los Angeles Hollywood or Toluca. Comment
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Nov 16 2009
  SD241137  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa 4 km SW (216a^z) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5'Q) 366 Comment
  UCR125433  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25718 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  RSA29731  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  POM6770  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Comment
  RSA586485B  Chorizanthe watsonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1813 Los Angeles Bare Mountain Canyon. 1738 Comment
  UCR197781  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 17 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA593592  Chorizanthe xanti var. xanti Steve Boyd, Orlando Mistretta 1996-5-23 8832 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR189840  Chrysothamnus nauseosus R. G. Swinney 1998-9-4 6894 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
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Jul 6 2021
  RSA216312  Chrysothamnus nauseosus subsp. consimilis E. C. Twisselmann 1970-10-17 17553 Los Angeles Wastelands at the W shore of Rosamond Dry Lake 716 Comment
  RSA757088  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney 2008-10-8 9517 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  POM118186  Chrysothamnus nauseosus subsp. hololeucus H. M. Hall 1917-10-27 10586 Los Angeles 16km W of Lancaster, Antelope Valley Comment
  RSA600677  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  CAS-BOT-BC162776  Chylismia claviformis subsp. claviformis Donald W. Kyhos 1964-3-1 64 -14 Los Angeles 4.1 miles east of junction of Highway 138 and Pearblossom Highway, on Pearblossom Highway Comment
  SDSU3776  Cirsium occidentale R. M. Beauchamp 1967-3-19 311 Los Angeles Growing in Field, West of Wilson Cove area, San Clemente Island. Comment
  SEINET11860259  Cirsium occidentale Unknown 1936-4-15 12735 Los Angeles Santa Monica Mts Comment
  UC894948  Cirsium occidentale var. californicum I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4755 Los Angeles Boquet Canyon 600 Comment
  UCR273432  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA0070682  Cirsium occidentale var. californicum R. F. Thorne 1966-4-30 36344 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  RSA0087033  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  CAS-BOT-BC285591  Cirsium occidentale var. occidentale Huron H. Smith 1912-5-26 5004 Los Angeles Avalon Canyon, Santa Catalina Isl. 30 Comment
  UCR65557  Cirsium occidentale var. occidentale T. S. Ross, Steve Boyd 1990-5-14 2504 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1101 Comment
  UCSB7244  Cirsium occidentale var. occidentale Haller, Norman 1953-3-22 Los Angeles Santa Monica Mts., Mulholland Dr. near Sepulveda 457 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA771556  Cistanthe monandra R. G. Swinney 2009-5-28 10948 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR241701  Clarkia Dan S. Cooper 2012-4-14 412- 22 A Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  POM145749  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles 10 miles west of Ravenna. Comment
  SEINET12189211  Clarkia bottae Unknown 1933-1 8505 Los Angeles Hollywood Hills Comment
  RSA716905  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W. 1244 Comment
  CAS-BOT-BC172258  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1990-5-15 2520 Los Angeles Live Oak Campground, Tujunga Range District, Angeles National Forest, at the confluence of Sand Canyon and Bear Canyon (draining to the Santa Clara River about 3.5 miles north), San Gabriel Mountains 670 Comment
  LA32201  Clarkia cylindrica subsp. cylindrica Peter H. Raven; Henry J. Thompson 1959-5-5 14119 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  CAS-BOT-BC164327  Clarkia dudleyana Alice Eastwood 1906-5-27 23 Los Angeles Garvanza Comment
  RSA654210  Clarkia dudleyana Fred Brooks 1988-4-16 8 Los Angeles San Antonio Canyon, above lower ranger station at base of smaller canyon leading off to west. Comment
  UC1174783  Clarkia dudleyana P. C. Everett and E. K. Balls 1960-5-30 24135 Los Angeles 2.2 mi n from entrance Angeles National Forest; San Gabriel Canyon 365 Comment
  UCR251885  Clarkia dudleyana Victoria M. Woods, David G. Cook 2014-5-26 49 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  RSA0055081  Clarkia dudleyana Jim Shevock 1971-5-13 1203 Los Angeles Old Topanga Road. Comment
  LA82403  Clarkia epilobioides O. H. Kappler; 1944-5-21 674 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek, Monte Nido. 213 Comment
  RSA73334  Clarkia epilobioides F. W. Peirson 1919-5-18 433 Los Angeles Hills east of Monrovia Canyon 457 Comment
  CHSC1090  Clarkia purpurea subsp. quadrivulnera E. Thomas 1940-5-12 Los Angeles Highway near Saugus. Comment
  LA210318  Clarkia purpurea subsp. quadrivulnera Harlan Lewis; Margaret Lewis 1946-7-14 28 Los Angeles Santa Monica Mountains, Sepulveda Blvd., 0.7 mi N of N Sepulveda Way 396 Comment
  RSA229167  Clarkia rhomboidea Robert F. Thorne, C. W. Tilforth 1971-6-30 40802 -b Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  CAS-BOT-BC165502  Clarkia unguiculata F. A. Thackery 1928-5-13 249 Los Angeles Topanga Canyon Comment
  CAS-BOT-BC165513  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Canyon, Santa Monica Mts. 243 Comment
  LA45500  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM50072  Clarkia unguiculata L. R. Abrams 1901-6-4 1711 Los Angeles Los Tunas Canyon. Comment
  UC1122465  Clarkia unguiculata A. D. Gifford 1935-5-8 679 Los Angeles 2 1/2 mi s Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
  UC450787  Clarkia unguiculata Fay A. MacFadden 1931-3-28 77 E Los Angeles Tuna Canyon Verdugo Hills Comment
  POM128775  Clarkia xantiana subsp. parviflora F. W. Peirson 1927-5-21 7300 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  RSA757201  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2008-4-7 2358 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA763815  Claytonia parviflora Justin M. Wood 2010-5-10 1606 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA678323  Claytonia parviflora subsp. parviflora V. Soza, LeRoy Gross 2002-4-3 1381 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  SDSU9790  Claytonia parviflora subsp. parviflora Lorenzo Cook 1932-3-22 Los Angeles Arroyo Seco. Canyon. 154 Comment
  UCR223763  Claytonia perfoliata R. G. Swinney 2009-5-28 10978 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0045478  Claytonia perfoliata Jami Liberi 1983-4-16 16 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA126702  Claytonia perfoliata subsp. mexicana H. J. Thompson 1959-4-19 1934 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA466686  Claytonia perfoliata subsp. mexicana C. B. Liter, J. A. Powell?? 1928-4-3 s.n. Los Angeles Santa Catalina Island. West of St. Catherine Hotel. Comment
  RSA724610  Clematis lasiantha K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA134241  Clematis ligusticifolia Peter H. Raven 1957-9-21 s.n. Los Angeles Near Monte Nido Fire Station. Comment
  RSA386247  Clematis ligusticifolia Geo. L. Moxley 1915-9-6 445 Los Angeles Sawpit Canyon near Monrovia. Comment
  RSA386251  Clematis ligusticifolia H. L. Bauer 1932-9-5 s.n. Los Angeles Bel-Air Canyon Beverly Hills. Comment
  RSA594455  Clematis ligusticifolia Steve Boyd, Lauren Raz 1996-9-24 8951 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA188009  Cleome isomeris R. F. Thorne 1966-4-30 36342 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  POM142967  Cleome isomeris L. R. Abrams 1901-4-1 1215 Los Angeles Ballona Harbor Comment
  POM96827  Cnicus benedictus P. A. Munz 1926-5-3 10813 Los Angeles Weed along car track, Pomona Jct. 305 Comment
  POM78977  Collinsia childii I. M. Johnston 1925-7-8 5291 Los Angeles south trail to Baldy Lookout 1646 Comment
  UCR150621  Colutea arborescens Scott D. White 1997-5-8 5096 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA470547  Conium maculatum Robert Gustafson 1981-5-13 2214 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA656202  Conium maculatum Joseph M. Keefe 1976-5-8 20150 Los Angeles San Rafael Hills; Vaquero Road, south of men s gymnasium, Glendale College, 1500 North Verdugo Road, Glendale. 183 Comment
  SD251668  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Santa Catalina Island; Avalon; bluffs around the bay. 4 Comment
  RSA258354  Convolvulus arvensis C. W. Tilforth 1972-6-2 567 Los Angeles Botanic Garden Comment
  RSA394797  Convolvulus arvensis A. G. Goodwin 1940-05 s.n. Los Angeles Compton Comment
  UC906448  Convolvulus arvensis Joseph Ewan 1933-6-29 10816 Los Angeles near Culver City; Ballona Creek Comment
  RSA598575  Conyza canadensis L. C. Wheeler 1966-11-23 9144 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  SEINET10680561 Image available Corchorus Heidi H. Schmidt 1999-10-14 Schmidt 3810 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA211894  Cordylanthus nevinii Orlando Mistretta; 1992-8-20 769 Los Angeles SAN GABRIEL MOUNTAINS, Mt Gleason Management Unit., Mt Gleason. Tujunga Ranger District. Comment
  UCR220273  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UC718190  Coreopsis californica var. californica Carl B. Wolf 1937-4-28 8520 Los Angeles 4.5 mi s of Lancaster; Western Mojave Desert, Antelope Valley 716 Comment
  POM356001  Coreopsis californica var. californica Thekla Mohr 1897-04 s.n. Los Angeles Eaton Canyon. Comment
  RSA526073  Coreopsis gigantea Steve Boyd, Timothy S. Ross, Peter W. Fritsch 1990-4-6 4172 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called 'Jack'. 152 Comment
  CAS-BOT-BC105677  Corethrogyne filaginifolia F. Grinnell 1917-8-28 s.n. Los Angeles Above Chiles, San Gabriel Mountains Comment
  RSA187666  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne 1966-9-16 36723 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  CATA1392  Cortaderia selloana Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2530 Los Angeles Santa Catalina Island: Below airport runway, by Buffalo Springs Reservoir 438 Comment
  UCD59803  Cortaderia selloana Milton D. Miller 1961-10-11 s. n. Los Angeles 5 miles ESE of Gorman, along Hwy. 138. Comment
  SFV7881  Cotula australis T. Gordon 1976-1-24 1236 Los Angeles San Fernando Valley Northridge. Sidewalk in front of Zelzah residence hall. 260 Comment
  CAS-BOT-BC291373  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez Comment
  SEINET13729329  Crassula aquatica Unknown 1968-5-29 s.n. Los Angeles PLANTS OF CALIFORNIA LOS ANGELES COUNTY SANTA CATALINA ISLNAD: wet, sandy mud magin of S end of Hay Press Reservoir; elev. ca. 1325 ft; with Callitriche marginata, Eleocharis macrostachya, plantago coronopus, Juncus bufonius, etd. (new for the island along with Callitriche marginata). 403 Comment
  SBBG133424  Crassula connata V. Engleert, WF Hoyer 2010-4-11 SERG 10 -36 Los Angeles just S and above Eagle Curve 478 Comment
  RSA600786  Crassula connata var. connata L. C. Wheeler 1948-4-26 6635 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam. 321 Comment
  RSA187692  Cressa truxillensis R. F. Thorne 1966-9-14 36665 Los Angeles Grassy weedy, sunny flat area behind dunes and salina at Little Harbor. 5 Comment
  SBBG128317  Crocanthemum scoparium M. L. Hoefs 1991-4-23 1148 Los Angeles around upper White's Landing Rd 451 Comment
  RSA579224  Crossosoma californicum T. S. Ross 1994-3-28 7411 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA583138  Crossosoma californicum T. S. Ross 1993-4-22 6922 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  UCR216559  Croton californicus Dan S. Cooper 2010-6-13 610- 69 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  UCD142185  Croton setiger S. I. Apfelbaum 1980-9-27 21 Los Angeles Lopez canyon landfill. Comment
  SBBG41181  Cryptantha circumscissa J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  POM368353B  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-6 2083 Los Angeles Santa Catalina Island. Avalon Canyon, Equestrian trail Comment
  SEINET7881016 Image available Cryptantha clevelandii var. florosa F. R. Fosberg 1931-1 S 4558 Los Angeles Avalon Canyon; Just below Pacific Divide; Santa Catalina Island Comment
  RSA802445  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-16 6049 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA594616  Cryptantha flaccida L. C. Wheeler 1967-5-8 9332 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA647872  Cryptantha intermedia LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 548 Comment
  RSA697057  Cryptantha intermedia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1064 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 543 Comment
  SBBG97038  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4363 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SFV7983  Cryptantha intermedia T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1349 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  RSA0084656  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR129933  Cryptantha muricata Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1110 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  UCR261785  Cryptantha muricata R. G. Swinney 2010-5-11 12683 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR89461  Cryptantha muricata T. S. Ross, W. Appleby 1993-5-13 7114 Los Angeles San Gabriel Mtns., c. 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 976 Comment
  UCR150007  Cryptantha nevadensis Scott D. White 2004-5-5 10294 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR261882  Cryptantha nevadensis var. rigida Tim Thomas 2014-5-4 6290 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  UCR89457  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4980 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UC1871067  Cryptantha oxygona T. S. Ross 1991-4-29 4797 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  RSA624653  Cryptantha oxygona L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA80746  Cryptantha oxygona A. J. Barton 1934-3-11 11104 Los Angeles Antelope Buttes, 14 miles west of Lancaster, Mojave Desert. Comment
  RSA0078947  Cryptantha pterocarya var. pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SEINET10625758  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3838 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET4689908  Cupressus forbesii Leila M. Shultz 1980-4-28 4032 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  LA210104  Cuscuta californica Carl Epling; March 1925 6529 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UCSB4988  Cuscuta californica Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  RSA155454  Cuscuta ceanothi L. S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mountains east slope of Coldwater Canyon 335 Comment
  UCR101744  Cuscuta indecora var. indecora L. C. Wheeler 1946-8-20 6226 Los Angeles 1 mi. north of Covina. 175 Comment
  LA210109  Cuscuta subinclusa Louis C. Wheeler; 1932-8-28 1297 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  RSA409720  Cuscuta subinclusa Ora M. Clark 1984-12-23 1384 Los Angeles Hills N. San Pedro Comment
  SEINET10938265  Cycas revoluta Carl C. Epling Epling s.n. Los Angeles Comment
  RSA729542  Cycladenia humilis R. G. Swinney 1998-9-7 6941 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA0085496  Cynara scolymus R. G. Swinney 2010-6-23 13334 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. Along equestrian trail (several plants in yard c. 0.2 miles to the NW), due s. of Christy Ave. 331 Comment
  CATA1048  Cynodon dactylon Mark L. Hoefs 1995-5-10 1979 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  RSA715121  Cynodon dactylon Daisie Huang 2006-3-9 60309 -3 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  SBBG12179  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles just above big dune near NW end of island Comment
  SEINET10468126  Cynodon dactylon David B. Dunn 1947-7-20 Dunn 2992 Los Angeles Collected at 316 n avenue 50. Comment
  RSA618984  Cyperus eragrostis LeRoy Gross 1998-9-20 74 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  SEINET7581651 Image available Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  UC57096  Cyperus esculentus Ernest Braunton Aug 1902 630 Los Angeles Cienega Swamp Comment
  RSA0081321  Cyperus involucratus R. G. Swinney 2010-3-16 11919 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA703842  Cyperus involucratus A. C. Sanders, Mark A. Elvin 2002-6-20 25246 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA0003227  Cystium pardalotum Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA550422  Cytisus striatus T. S. Ross 1992-7-10 6685 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  SFV21040  Cytisus striatus L. Gross 2001-11-10 451 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  RSA0031744  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  LA82383  Datisca glomerata O. H. Kappler; 1940-5-12 1 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0056274  Datisca glomerata Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA431662  Datisca glomerata Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  RSA599850  Datisca glomerata Steve Boyd, Lauren Raz 1997-5-6 9766 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA634225  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-6-26 38216 Los Angeles San Gabriel Mountains: Angeles National Forest. Charlton Flats burn (of 1954). 1615 Comment
  RSA225754  Datisca glomerata R. F. Thorne, A. C. Gibson 1971-5-22 39750 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  RSA228868  Datura wrightii Robert F. Thorne 1971-6-26 40638 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA660761  Datura wrightii J. Doughty 1985-5-19 136 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA276107  Daucus pusillus Mark Hoefs, Doug Propst 1973-5-4 216 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  SBBG12922  Deinandra clementina E. R. Blakley 1962-6-10 5212 Los Angeles Wilson Cove 30 Comment
  CAS-BOT-BC299280  Deinandra fasciculata Geo. B. Grant 1906-9-1 7165 Los Angeles Catalina Island Comment
  JEPS12588  Deinandra fasciculata Ira W. Clokey, B. Templeton Mar 1929 4600 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  UCSB9930  Deinandra fasciculata Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Comment
  LA201918  Delphinium cardinale Arthur C. Gibson; 2003-7-18 4912 Los Angeles 350 Comment
  UCR238659  Delphinium cardinale Anuja Parikh, Nathan Gale 2010-6-30 3380 Los Angeles Transverse Range; San Gabriel Mountains, lower Van Tassel Canyon, 0.7 km NW of Fish Canyon Road, opposite horse corrals 260 Comment
  CAS-BOT-BC9126  Delphinium cardinale Muriel F. Wheeler 1938-7-23 952 Los Angeles San Dimas Canyon Wash, 0.5 mile northeast of San Dimas County Park Comment
  UC741186  Delphinium cardinale Muriel F. Wheeler 1938-7-23 952 Los Angeles brush land 1/2 mi ne San Dimas County Park; San Dimas Canyon Wash Comment
  POM220069  Delphinium parryi F. R. Fosberg 1932-5-5 8120 Los Angeles Canyon above Villa Park, Avalon. 50 Comment
  RSA398734  Delphinium parryi Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  POM306313  Delphinium parryi subsp. parryi Henry J. Ramsey 1938-5-22 1383 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA654437  Delphinium parryi subsp. parryi Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 983 b Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 610 Comment
  RSA719640  Delphinium patens subsp. hepaticoideum R. G. Swinney 1998-3-14 5914 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  RSA0080672  Delphinium patens subsp. hepaticoideum Tim S. Ross 1992-5-8 6300 Los Angeles San Gabriel Mountains: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N; ca. 640 ft. NNW of Dora triangulation point (4547 ft.). 1244 Comment
  UC450882  Dendromecon rigida Fay A. Macfadden 1931-4-10 21 E Los Angeles Tejunga Canyon 426 Comment
  RSA433201  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-23 S 4681 Los Angeles Santa Catalina Island. Black Jack Mountain: Black Jack Mine. 400 Comment
  POM210813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  RSA594849  Deschampsia danthonioides Steve Boyd, Lauren Raz 1996-10-8 8978 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR186665  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32065 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  CAS-BOT-BC43170  Descurainia pinnata subsp. brachycarpa John H. Thomas 1957-4-27 6668 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  UCSB10008  Descurainia sophia Haller, John 1957-4-13 Los Angeles (Continuation of Palmdale Ave.) 1 mile W. of Los Angeles-San Bernardino Co. line and ca. 32 road miles E. of Palmdale 914 Comment
  CAS-BOT-BC402261  Dicentra chrysantha Alice Eastwood 1913-5-11 3153 Los Angeles San Fernando Wash Comment
  RSA670714  Dicentra chrysantha Bonnie C. Templeton 1931-5-17 1211 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UC9923  Dicentra chrysantha J. H. Barber 1897-6-29 214 Los Angeles Bear Creek Comment
  CATA87  Dichelostemma capitatum Mark L. Hoefs 1973-3-13 66 Los Angeles Santa Catalina Island: Upper Avalon Canyon, east of cactus area, west exposure 121 Comment
  UCD139221  Dichelostemma capitatum Marc Meyer 1993-3-20 7 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  CAS-BOT-BC499432  Dichelostemma capitatum Dr. Barton W. Evermann 1918-3-29 s. n. Los Angeles Santa Catalina Island Comment
  RSA376844  Dichelostemma capitatum subsp. capitatum Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verduga [sic] Hills Comment
  RSA670695  Dichelostemma capitatum subsp. capitatum B. C. Templeton 1968-2-25 11398 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SBBG57577  Dichelostemma capitatum subsp. capitatum M. N. Ackley -May-1925 631 Los Angeles Kirby's Cyn, Glendale Comment
  POM169658  Dichelostemma capitatum subsp. capitatum Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  POM169659  Dichelostemma capitatum subsp. capitatum C. F. Baker 1904-3-18 4061 Los Angeles Claremont. 365 Comment
  RSA702217  Dieteria canescens var. canescens Scott D. White 2004-8-11 10695 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
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Aug 24 2013
  SD51780  Diplacus johnstonii Rimo Bacigalupi, G. T. Robbins & L. R. Heckard 1953-6-15 4202 Los Angeles Along forest service road following summit of Mendenhall Ridge, 12.0 miles east of its start at paved road between Little Tujunga and Pacoima canyons Comment
  UC817161  Distichlis spicata F. R. Fosberg 1931-5-14 718 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon Comment
  UCR125175  Distichlis spicata A. C. Sanders, Mark Elvin 2002-6-25 25295 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SEINET10864560  Distichlis spicata var. stolonifera G. B. Grant 1904-6-5 Grant 289 Los Angeles Redondo. Comment
  RSA585330  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  CAS-BOT-BC41904  Dithyrea maritima Ernest Braunton 1903-4-1 s.n. Los Angeles Playa del Rey. Comment
  LA33497  Dodecatheon clevelandii Peter H. Raven; 1959-4-4 13962 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 24 Comment
  UC168870  Dodecatheon clevelandii subsp. clevelandii Geo. B. Grant March, 1904 304 Los Angeles Pasadena Comment
  RSA187814  Dodecatheon clevelandii subsp. insulare Robert F. Thorne 1966-4-4 35776 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  UC1971144  Drymocallis glandulosa var. reflexa Scott D. White, D. E. Bramlet 1998-6-29 6834 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  LA200118  Dryopteris arguta Lawrence L. Kiefer; 1966-3-26 1792 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  UC62801  Dryopteris arguta Mrs. Brandegee June 1895 Los Angeles Lyonothamnus Grove Santa Catalina Isl. Comment
  SD116677  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 775 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of canyon. 395 Comment
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  SBBG125331  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2010-6-29 3371 Los Angeles Upper Glen Cyn, 0.5 km N of Monrovia Peak, just S of Rincon Red Box Rd 1460 Comment
  UC205027  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-30 1643 Los Angeles Ontario Peak, San Antonio Mtns 2590 Comment
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May 13 2016
  CAS-BOT-BC109762  Dudleya virens subsp. virens Jim Dice; Michael Donoghue; Terry Martin 1983-5-20 349 Los Angeles Santa Catalina Island, on bluff 0.1 km. east of beach at Little Harbor. 22 Comment
  CATA1315  Dysphania pumilio Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2407 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  SEINET3156751  Dysphania pumilio Unknown 1906-10-4 7178 Los Angeles Pasadena; southern California Comment
  RSA594400  Echinochloa crus-galli Steve Boyd, Lauren Raz 1996-10-14 9077 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  UCR223490  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  RSA601408  Ehrharta calycina M. A. Piehl 1963-12-8 631117 Los Angeles W end of airfield runway inland from West Cove (SE of Driggs), San Clemente Island. 18 Comment
  RSA752476  Ehrharta calycina Justin M. Wood 2009-4-22 525 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA191380  Eleocharis montevidensis var. montevidensis Robert F. Thorne, M. Z. Thorne 1967-7-19 37130 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA365362  Eleocharis palustris Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  UCR194588  Eleocharis parishii R. G. Swinney 1999-6-21 7363 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
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May 10 2012
  UCR150358A  Eleusine indica Scott D. White 2003-10-14 9835 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  RSA0056275  Elymus condensatus Orlando Misretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  POM359921  Elymus elymoides Anstruther Davidson 1900-6-7 s.n. Los Angeles Acton. [San Gabriel Mountains.] Comment
  RSA729101  Elymus elymoides R. G. Swinney 1999-7-5 7504 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  RSA757053  Elymus elymoides R. G. Swinney 2008-6-17 9060 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR191263  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC206750  Elymus glaucus subsp. glaucus Geo. B. Grant 1902-6-10 s.n. Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC206767  Elymus glaucus subsp. glaucus Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubio Canyon, near Pasadena, Sierra Madre Comment
  POM308935  Elymus glaucus subsp. glaucus Kay H. Beach 1944-6-14 696 Los Angeles Spot B. road near Tanbark San Dimas Experimental Forest. San Gabriel Mountains. Comment
  RSA584593  Elymus glaucus subsp. jepsonii Timothy S. Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles between Wilson Canyon Saddle on May Canyon Saddle 1097 Comment
  UCR256579  Elymus lanceolatus subsp. lanceolatus Anuja Parikh, Nathan Gale 2011-7-7 3547 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.4 km west of Shortcut Station, 1.0 km north of State Hwy 2 (Angeles Crest Hwy) 1705 Comment
  POM1328  Elymus multisetus D. L. Crawford 1916-5-20 714 Los Angeles Mountains above Claremont. Comment
  RSA592100  Elymus trachycaulus R. E. Riefner Jr. 1996-6-27 96 -124 Los Angeles Blackbird Ave along Lindero Cyn. Rd., at W end of LA Co. near West Lake Village Comment
  RSA599582  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-3-25 9309 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA652208  Emmenanthe penduliflora R. Morrison 1962-4-15 2 Los Angeles Tarzana. Comment
  SFV15597  Emmenanthe penduliflora K. C. Molina, K. L. Garrett 1992-5-10 2 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  LA38486  Emmenanthe penduliflora var. penduliflora Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  JEPS26148  Encelia californica Peter H. Raven 1959-5-3 14095 Los Angeles 0.3 mi e of Laurel Pass (Woodrow Wilson Drive); Santa Monica Mountains, Laurel Pass 350 Comment
  SBBG50379  Encelia californica R. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  SBBG95437  Encelia californica M. B. Dunkle 1928-4-21 1877 Los Angeles Renton Mine Hill 335 Comment
  UCR104203  Encelia farinosa Scott D. White 1997-5-21 5187 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA611348  Endolepis covillei Steve Boyd 1998-4-1 10134 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  CAS-BOT-BC81814  Ephedra nevadensis Elmer I. Applegate 1931-11-2 6833 Los Angeles Mint Canyon, on road to Mojave Comment
  RSA0081143  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  SEINET909632  Ephedra nevadensis Louis C. Wheeler 1932-1 602 Los Angeles 2 mi. W Palmdale 762 Comment
  UC1584232  Ephedra viridis Tim Ross and Steve Boyd 1990-6-6 2874 Los Angeles on the scree slopes to the sw of Piru Pond (Liebre Mtn USGS 7.5 ft quadrangle, Los Padres National Forest (admin. by Angeles N. F.)); Los Padres National Forest, Liebre Mtn USGS quadrangle, Piru 644 Comment
  UCR205458  Ephedra viridis R. G. Swinney 2008-5-2 8735 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA0092153  Epilobium brachycarpum R. G. Swinney 2011-10-27 15896 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UCR126332  Epilobium canum A. C. Sanders 2003-8-5 27109 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR210230  Epilobium canum R. G. Swinney 2008-10-22 9675 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CATA3244  Epilobium canum subsp. canum Amy Catalano, Laura Roll 2017-2-1 001 Los Angeles Santa Catalina Island: Wild Boar Gully canyon, 150 meters by air from ocean 42 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  RSA607593  Epilobium canum subsp. canum Louis C. Wheeler 1966-10-25 9078 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UC1122313  Epilobium canum subsp. canum A. D. Gifford 1935-1-7 405 Los Angeles 6 1/2 mi ese Whitaker Pk. (near plot #102); Tejon Quadrangle Comment
  UC205219  Epilobium canum subsp. canum J. Grinnell 1905-11-25 Los Angeles foothills near Glendora Comment
  RSA188511  Epilobium canum subsp. latifolium Robert F. Thorne, J. D. Olmsted 1965-8-26 35376 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA191182  Epilobium canum subsp. latifolium Robert F. Thorne, M. Z. Thorne 1967-7-19 37170 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA588508  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-08 3270 Los Angeles [Locality unspecified] Comment
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Apr 17 2016
  RSA799901  Epilobium canum subsp. latifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 1 Los Angeles Glendora Ridge Road. 1313 Comment
  POM2990  Epilobium ciliatum subsp. ciliatum C. F. Baker s.n. Los Angeles Hills near Claremont Comment
  RSA547476  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Orlando Mistretta 1992-7-24 6772 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA618687  Epilobium ciliatum subsp. ciliatum LeRoy Gross 1998-9-20 79 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  RSA381711  Epipactis gigantea F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5558 Los Angeles Pine Flats, Islip Trail, 0.5 mile below Big Cienega, S fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA651321  Epipactis gigantea Marianne Marshall 1981-5-29 18 Los Angeles Ca Higway 39: 19.9 miles N of junction w/ Sierra Madre Avenue, N of Azusa[San Gabriel Mountains]. Comment
  UCR124645  Epipactis gigantea B. C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  RSA568764  Epipactis gigantea George Henry Grinnell 1939-5-31 s.n. Los Angeles Los Angeles. Comment
  SEINET6056521  Equisetum X ferrissii Unknown 1973-7-15 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SFV20854  Equisetum hyemale subsp. affine L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 719 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Bench near bottom of Brand Canyon. 576 Comment
  RSA650200  Equisetum hyemale var. affine Bob McKeand 1949-2-20 s.n. Los Angeles San Dimas Canyon. Comment
  RSA612603  Equisetum hyemale var. affine L. C. Wheeler 1931-9-27 161 Los Angeles San Gabriel Mountains: San Dimas Canyon 685 Comment
  CAS-BOT-BC57319  Equisetum laevigatum Le Roy Abrams 1901-4-8 1444 Los Angeles Los Angles River, near Tropico Comment
  CATA3528  Equisetum laevigatum Peter J. Dixon 2017-7-13 095 Los Angeles Santa Catalina Island: Channel side; Whites Landing Canyon, lower canyon withing floodplain, se fork, in drainage, growing in shade of willow, riparian 0 Comment
  UCR270119  Equisetum laevigatum R. G. Swinney 2010-9-9 13796 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCSB8207  Equisetum laevigatum Haller, Norman 1953-4-18 Los Angeles Hwy. 99, 12 mi S of Gorman. 914 Comment
  UC211460  Equisetum telmateia subsp. braunii unknown Apr 1904 406 Los Angeles Pasadena Comment
  POM352260  Eragrostis mexicana subsp. mexicana Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  LA11769  Eragrostis mexicana subsp. virescens A. M. Johnson; 1941-5-20 sn Los Angeles Victory near Vineland, San Fernando Valley Comment
  RSA732721  Eremalche exilis A. C. Sanders, Tricis Wotipka, Mark A. Elvin 2003-4-28 26140 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC75422  Eremocarpus setiger C. F. Baker 1903-8-1 3445 Los Angeles Claremont Comment
  RSA0041932  Eremogone macradenia var. arcuifolia Scott D. White, Pam De Vries 1998-6-23 6771 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  SBBG58325  Eriastrum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  RSA0107951  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UC1787320  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mountains: county Hwy S4 (204th St. East), 7.4 km south of Hwy 138, northern mouth of Grandview Canyon, along west side of Hwy S4 1396 Comment
  JEPS9644  Eriastrum sapphirinum Ira W. Clokey, B. Templeton May 1929 4551 Los Angeles Mandeville Canyon Santa Monica Mountains (dry ridge) 500 Comment
  SEINET14591860  Eriastrum sapphirinum L. C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Mills. 533 Comment
  UC1870249  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA0119590  Eriastrum sapphirinum subsp. dasyanthum Lyman Benson 1953-5-26 15129 Los Angeles Little Dalton Canyon above Glendora. Mt Range: San Gabriel. Drainage Area: Pacific Slope. 427 Comment
  RSA0124699  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley, Grinnell 1916-6-15 482 Los Angeles Hills near Santa Susana Pass. Comment
  SBBG62823  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA127988  Ericameria ericoides var. ericoides H. J. Thompson 1958-10-23 1819 Los Angeles Point Dume. 30 Comment
  LA99029  Ericameria nauseosa var. bernardina E. R. Hobbs; 1978-10-15 78- 138 Los Angeles SAN GABRIEL MOUNTAINS, trail to summit of Mt. Williamson, start of trail at State Hwy 2. 2133 Comment
  CAS-BOT-BC299021  Ericameria nauseosa var. hololeuca Ralph Hoffman 1929-10-27 s.n. Los Angeles Near Acton, Mint Canyon Comment
  SD251193  Ericameria nauseosa var. oreophila Jane Tirrell 2012-8-20 LS 159 Los Angeles Transverse Ranges; San Gabriel Mountains region: North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  CAS-BOT-BC299515  Ericameria palmeri var. pachylepis LeRoy Abrams 1904-9-20 4201 Los Angeles Inglewood Comment
  RSA802336  Ericameria parishii Orlando Mistretta, Christine Mistretta 2011-7-6 5919 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  LA202521  Ericameria parishii var. parishii T. Brothers; 1983-8-9 sn Los Angeles San Gabriel Mountains, Devil's Canyon, on shoulder of dirt road, San Gabriel River watershed Comment
  CAS-BOT-BC293126  Ericameria pinifolia Louis C. Wheeler 1931-10-17 260 Los Angeles Thompson Creek Wash 411 Comment
  CAS-BOT-BC293349  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 Los Angeles Mint Canyon, 1 mile above point where road from Acton joins the Highway 975 Comment
  UC527730  Ericameria teretifolia C. B. Wolf 1931-11-2 Los Angeles 1 mi above point where road joins the highway road from Acton; Mint Canyon 975 Comment
  UCD131708  Erigeron bonariensis Beth Greenhalgh 1993-3-19 24 Los Angeles Santa Monica Mountians, Malibu, near driveway at 29716 Baden Place. 15 Comment
  RSA702165  Erigeron breweri var. covillei Michael Honer 2004-6-22 1994 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  SBBG13545  Erigeron canadensis E. R. Blakley 1962-10-3 5381 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  POM6800  Erigeron philadelphicus P. A. Munz, L. T. Street, Williams 1919-4-5 2469 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  POM4731  Erigeron philadelphicus Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  RSA640960  Eriodictyon crassifolium Louis C. Wheeler 1931-7-22 s.n. Los Angeles Johnson Pasture, near old gravel pit: (vicinity of Claremont). 480 Comment
  RSA306186  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  POM158258  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles Santa Catalina Island. Head of Swain s Canyon. 396 Comment
  UCSB38081  Eriodictyon traskiae subsp. traskiae Blakely, E. 1962-10-5 Los Angeles NE side of Black Jack Mt. at junction of Island Road and Whites Landing Road, Santa Catalina Island 381 Comment
  UCR145175  Eriodictyon trichocalyx June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UC184302  Eriogonum angulosum A. D. E. Elmer June, 1902 3678 Los Angeles Acton Comment
  RSA802052  Eriogonum baileyi var. baileyi Orlando Mistretta, Kristie Haydu 2011-7-19 5955 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  CAS-BOT-BC241582  Eriogonum baileyi var. baileyi John Thomas Howell 1947-7-18 23380 Los Angeles Mill Creek, San Gabriel Mts. 1219 Comment
  RSA203443  Eriogonum baileyi var. baileyi E. C. Twisselmann 1955-8-10 2331 Los Angeles Upper Castaic Valley. 1227 Comment
  SD11878  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  JEPS56709  Eriogonum cithariforme Ralph Hoffmann 1930-6-6 Los Angeles Libre station, Ridge Route Comment
  RSA585411  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-5-29 2692 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  UCR111217  Eriogonum elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Western Transverse Range; Santa Monica Mtns., lower edge of Topanga Canyon, about 1.5-3.0 miles east of ocean beach 200 Comment
  RSA0035125  Eriogonum elongatum A. Lee Haines 1972-10-3 s.n. Los Angeles Along State Highway #27, north side of Santa Monica Mountains. 304 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  CHSC26383  Eriogonum fasciculatum var. foliolosum Kell Jensen 1966-6-4 108 Los Angeles 1/2 mi N of Puddingstone Reservoir, N of Pomona. San Jose Hills. 320 Comment
  POM305309  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-3-22 629 Los Angeles Santa Susana Pass 293 Comment
  RSA766096  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9937 Los Angeles Mescal Creek. 1463 Comment
  UCR127966  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26088 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  CAS-BOT-BC250105  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  RSA0088943  Eriogonum fasciculatum var. polifolium Bonnie C. Templeton 1971-5-16 11614 Los Angeles 7 mi. n. e. of Palmdale. 815 Comment
  UC1302388  Eriogonum giganteum var. giganteum Robert F. Thorne and P. C. Everett 1964-2-6 33438 Los Angeles above airport road (central part of Santa Catalina Island); Santa Catalina Island Comment
  JEPS97054  Eriogonum gracile Ralph Hoffmann 1927-8-31 Los Angeles Oaks Garage; Mint Canyon Comment
  UC6306  Eriogonum gracile M. R. Lyell Sep. 1901 Los Angeles Antelope Valley Comment
  SD249265  Eriogonum grande var. grande Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren. 2000-7-19 2190 Los Angeles San Clemente Island, near end of road that runs south from Eel Point. 27 Comment
  CAS-BOT-BC261174  Eriogonum heermannii var. heermannii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  SBBG62433  Eriogonum inerme R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA393660  Eriogonum maculatum Anstruther Davidson 1901-08 s.n. Los Angeles Rock Creek. Comment
  UCR193550  Eriogonum maculatum R. G. Swinney 1999-6-28 7420 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SBBG119278  Eriogonum microthecum var. corymbosoides O. Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mtns near 34 23 00, N 117 39 44 W Comment
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Jan 15 2015
  CAS-BOT-BC268782  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  UCR181259  Eriogonum nudum R. G. Swinney 1997-6-13 5577 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  RSA567296  Eriogonum nudum var. pauciflorum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3971 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA596433  Eriogonum ordii Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8873 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  POM243685  Eriogonum saxatile F. R. Fosberg 1931-8-11 s.n. Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  SBBG15277  Eriogonum saxatile H. and M. Dearing 1944-10-5 5900 Los Angeles Chilao Comment
  UC1584894  Eriogonum saxatile Tim Ross, Steve Boyd 1991-7-24 5622 Los Angeles ridge nne Granite Mountain; Pacifico Mountain USGS 7.5' quad. 1865 Comment
  UCR223647  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  SEINET3404253 Image available Eriogonum saxatile Noel H. Holmgren, James L. Reveal 1966-5-30 2613 Los Angeles San Gabriel Mountains, Tujunga Creek Canyon. T3N. R12W S27 1036 Comment
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  UC1375439  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles summit of Mt. Burnham San Gabriel Mts., Angeles National Forest, Mt. Burnham 2740 Comment
  UCR20171  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-15 s.n. Los Angeles San Gabriel Mountains, Pine Mt. Ridge 2134 Comment
  RSA756744  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-15 9218 Los Angeles Winston Peak. 2275 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA228909  Eriogonum wrightii var. subscaposum Robert F. Thorne 1971-8-25 41291 Los Angeles San Gabriel Mountains, Angeles National Forest: Windy Gap on trail from Little Jimmy Springs 2677 Comment
  POM357933  Eriophyllum confertiflorum Norman C. Cooper 1948-4-21 2692 Los Angeles Littlerock Reservoir 915 Comment
  UCR192826  Eriophyllum confertiflorum R. G. Swinney 1998-7-8 6299 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR205459  Eriophyllum confertiflorum R. G. Swinney 2008-5-2 8726 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  POM357912  Eriophyllum confertiflorum var. confertiflorum C. R. Parks 1964-2-16 127 Los Angeles upper Bear Creek Trail, just W of Crystal Lake from Moon Valley 1371 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  POM358092  Eriophyllum nevinii Larry E. DeBuhr, Gary D. Wallace 1972-9-3 705 Los Angeles San Clemente Island, near base of Canyon at south end of cove south of Eel Point. 91 Comment
  RSA526060  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4158 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA729339  Eriophyllum pringlei R. G. Swinney 1999-5-1 7093 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  SBBG96631  Erodium botrys S. Boyd with T. Ross, L. Arnseth 1990-4-6 4138 Los Angeles Stone House Field Stn on E side of island, headland between Stone and Burns Cyns 457 Comment
  LA51389  Erodium botrys R. L. Armacost; summer 1959 sn Los Angeles Santa Monica Mountains, near Clover Field, Santa Monica Comment
  RSA717406  Erodium cicutarium Gary Kovnat, LeRoy Gross 2003-2-2 13 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCR221910  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  LA200511  Erodium cicutarium Bruce Douglas Clayton; Greg Shaw 1972-3-20 19 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak at head of canyon B, upper Temescal and Rustic Canyons 609 Comment
  UCR127220  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26263 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  UCR92048  Erodium moschatum Scott D. White 1996-4-9 3881 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  SBBG19167  Erodium moschatum M. A. Piehl 1963-12-8 631109 Los Angeles behind shore between Whale Pt and NW Harbor 3 Comment
  UCR271045  Erysimum capitatum R. G. Swinney 2011-6-6 15012 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0034959  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd., Santa Monica Mts. Comment
  UCSB7096  Erysimum capitatum var. capitatum Gill, Robert 1959-3-7 Los Angeles Just E. of northern most end of Mills Ave., Claremont; San Gabriel drainage area; Pacific slope drainage area Comment
  RSA530299  Erysimum capitatum var. capitatum Elbert Benjamine 1929-3-3 46 Los Angeles Gravelly hillside, La Crescenta. Comment
  SBBG105508  Erythranthe cardinalis F. R. Fosberg 1931-7-10 5366 Los Angeles Middle Ranch Cyn, below spring 180 Comment
  POM158272  Eschscholzia californica var. peninsularis M. B. Dunkle 1928-5-27 1983 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
  SEINET10476370  Eschscholzia minutiflora David B. Dunn 1947-4-16 Dunn 2947 Los Angeles Station 6, 3 mi e and 2 mi s of palmdale. Growing among desert shrubs. Comment
  UCR177930  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Los Angeles Basin:, Verdugo Mountains; north side, along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway 549 Comment
  OBI4453  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  UC440430  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling 1930-4-10 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  UCR222457  Eucrypta chrysanthemifolia var. chrysanthemifolia R. F. Thorne 1980-4-26 54142 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  SD211596  Euphorbia albomarginata K. Dobry 1991-6-13 D 855 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mile North of Olsen Road off Moorpark Road Comment
  SD31176  Euphorbia albomarginata Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills Comment
  POM264765  Euphorbia helioscopia L. C. Wheeler 1933-11-9 2239 Los Angeles Rich soil in walnut grove. 2 miles SE El Monte. Comment
  UCR119531  Euphorbia ocellata var. arenicola L. C. Wheeler 1965-6-21 8694 Los Angeles Mojave Desert, c. 3 miles east of 90th Street E on Ave. O, c. 1 mile west of Alpine Butte Wildflower Sanctuary 793 Comment
  SD215500  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Burbank, Glen Oaks and Lamer Street. At floor of Verdugo Mountains Comment
  CATA1926  Euphorbia serpillifolia subsp. serpillifolia Amy Catalano 2014-10-2 017 Los Angeles Santa Catalina Island: Margin of Echo Lake 393 Comment
  RSA589059  Euphorbia spathulata Orlando Mistretta 1994-6-6 1321 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA605373  Euphorbia terracina D. Koutnik 1996-3-14 s.n Los Angeles Corral Canyon road about 1/4 mi. N. of Pacific coast hwy, at crossing of Solstice Canyon. 10 Comment
  UCR91340  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  CAS-BOT-BC312241  Euthamia occidentalis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fk of San Gabriel R., San Antonio Mountains 1524 Comment
  UCR270042  Festuca microstachys R. G. Swinney 2011-4-20 14451 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  SBBG131676  Festuca microstachys S. A. Junak 1999-5-20 SCa 963 Los Angeles just E of high voltage line 502 Comment
  CATA3249  Festuca myuros Amy Catalano 2017-2-15 006 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA0091139  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA0116296  Ficus microcarpa R. E. Riefner Jr. 2014-8-11 14 -288 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. between Quincy Ave. and Park Ave. 4 Comment
  RSA661024  Filago arizonica Orlando Mistretta 1992-4-5 167 Los Angeles Guds, San Clemente Island. Comment
  UCR138704  Filago californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UCR216894  Filago californica R. G. Swinney 2009-2-20 10031 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA639563  Filago californica L. C. Wheeler 1967-5-18 9652 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA719497  Filago gallica Gary Kovnat, LeRoy Gross 2004-4-25 50 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  CAS-BOT-BC52562  Frangula californica subsp. californica Peter H. Raven 1957-9-21 11355 Los Angeles near stream at Monte Nido Fire Station, Santa Monica Mts. Comment
  POM244897  Frankenia salina F. R. Fosberg 1931-5-17 4885 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  CAS-BOT-BC217358  Frasera neglecta Le Roy Abrams; E. A. McGregor 1908-7-5 628 Los Angeles Swartout Canyon, San Gabriel Mountains 1981 Comment
  LA205581  Frasera neglecta Martha Hilend; 1926-7-6 254 Los Angeles San Bernardino Mountains, Holcomb Valley Comment
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Jan 14 2015
  RSA279057  Fraxinus dipetala Robert F. Thorne 1971-3-25 s.n. Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA723063  Fraxinus uhdei LeRoy Gross 2007-5-16 2731 Los Angeles Southern side of the range: Entrance to Wildwood Canyon at intersection with Harvard Road and Wildwood Canyon Road. Near 387 Comment
  RSA311427  Fremontodendron californicum subsp. californicum Michael C. Long 1974-5-19 s.n. Los Angeles Devil's Punchbowl County Park, south of parking area. Comment
  SFV21162  Fremontodendron californicum subsp. californicum J. N. Hogue 2007-6-21 295 .3 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  UC174358  Fremontodendron californicum subsp. californicum J. Burtt Davy 1896-5-1 Los Angeles Antelope Valley Comment
  RSA660392  Fritillaria pinetorum Orlando Mistretta 1992-6-19 597 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UCR162365  Gaillardia pulchella Anuja Parikh, Nathan Gale 2004-6-15 2041 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  POM266306  Galinsoga parviflora J. C. Roos 1939-6-21 919 Los Angeles Irrigated field, Pasadena Comment
  UCR205267  Galium angustifolium R. G. Swinney 2005-8-15 8491 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR252558  Galium angustifolium R. G. Swinney 2010-6-21 13251 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCR258922  Galium angustifolium R. G. Swinney 2010-5-7 12616 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  POM50547  Galium angustifolium subsp. angustifolium L. R. Abrams 1901-4-11 1485 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  POM367663  Galium angustifolium subsp. angustifolium Jack Rempel 1932-5-9 15223 Los Angeles El Segundo. Comment
  POM367670  Galium angustifolium subsp. angustifolium Howard Mullins 1931-4-27 270 Los Angeles Griffith Park. Comment
  POM4412  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles Baldy Lookout of USFS, under Pines [probably summit of Lookout Mtn.] 2134 Comment
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Nov 6 2012
  POM308148  Galium angustifolium subsp. nudicaule Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2927 Los Angeles Soldiers' Creek, San Gabriel Mountains. Comment
  POM367747  Galium aparine Donald R. Bissing 1973-6-2 105 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  RSA596823  Galium aparine Tim S. Ross, J. Mark Porter 1995-5-4 8495 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  CAS-BOT-BC217466  Galium catalinense Reid Moran 1941-2-23 606 Los Angeles South of Johnson's Valley, Santa Catalina Island 200 Comment
  SDSU9325  Galium catalinense R. M. Beauchamp 1967-3-18 276 Los Angeles Growing beside rocks on slope in canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  UC1587751  Galium catalinense subsp. acrispum Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-19 5291 Los Angeles westerly fork of canyon draining to Mosquito Cove ((drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396']), upper portion of drainage); San Clemente Island, Near-Death Canyon 274 Comment
  POM367797  Galium catalinense subsp. catalinense Anstruther Davidson 1891-6-20 s.n. Los Angeles Catalina Island Comment
  RSA596412  Galium hallii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3349 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  RSA202689  Galium johnstonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4118 Los Angeles On Angeles Crest Highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains. Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  RSA529165  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5672 Los Angeles Granite Mountain. 1902 Comment
  UC1375303  Galium johnstonii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38913 Los Angeles s slope of mt. above Big Pines; San Gabriel Mts., Angeles National Forest, Table Mt. 2118 Comment
  UCR85806  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5672 Los Angeles San Gabriel Mtns, Granite Mountain, NNE slope 1900 Comment
  CATA3158  Galium murale Amy Catalano, Matt Guilliams, Peter Dixon 2016-5-11 106 Los Angeles Santa Catalina Island: Renton Mine Canyon, 160 meters southeast of junction of East End Rd. and Renton Mine Rd., below old mining structures 135 Comment
  SEINET4044593  Galium nuttallii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 274 Comment
  LA91477  Galium nuttallii subsp. nuttallii Bruce Douglas Clayton; Greg Shaw 1972-4-7 77 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 487 Comment
  SD70517  Galium parishii F. Ehrendorfer 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines 1981 Comment
  LA211119  Galium parisiense Arthur C. Gibson; Tarja Sagar 2009-6-30 5261 Los Angeles SANTA MONICA MOUNTAINS, Along service road, SMMNRA Peter Strauss. Comment
  UCR153956  Galium porrigens A. C. Sanders 2005-5-11 30154 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR271478  Galium porrigens R. G. Swinney 2011-6-14 15147 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA454411  Galium porrigens var. porrigens M. Bisbee 1917-5-27 s.n. Los Angeles Roadside, Verdugo Canyon Comment
  SEINET12285750  Galium stellatum J. F. Bright, Wyman, C. 1931-1 5584 Los Angeles back of Manhattan Beach Comment
  RSA313365  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  UCR139267  Gamochaeta pensylvanica A. C. Sanders 2003-5-22 26832 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  UCR191530  Gayophytum R. G. Swinney 1998-7-8 6323 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA228894  Gayophytum decipiens Robert F. Thorne 1971-8-25 41269 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA747174  Gayophytum decipiens Orlando Mistretta 1992-6-23 610 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UCR223440  Gayophytum diffusum R. G. Swinney 2009-6-3 11056 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA72137  Gayophytum heterozygum F. W. Peirson 1921-7-3 2483 Los Angeles San Gabriel Mts., upper trail, Vicent Gulch. 1982 Comment
  UCR124695  Gayophytum nuttallii B. C. Templeton 1932-6-1 4872 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  CATA3481  Genista linifolia Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-9-20 002 Los Angeles Santa Catalina Island: Channel side; north-facing slope northwest of Lone Tree Road in the Silver Canyon watershed 461 Comment
  SEINET6969900  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  UC908833  Gilia aliquanta Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA598065  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9466 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA549587  Gilia aliquanta subsp. breviloba T. S. Ross 1992-4-4 6078 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  POM157986  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  UC125971  Gilia angelensis C. F. Baker 1904-4-1 4112 Los Angeles Claremont Comment
  POM3479  Gilia angelensis Anonymous 1891-3-29 s.n. Los Angeles Alhambra. Comment
  LA52327  Gilia capitata subsp. abrotanifolia Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC1922647  Gilia capitata subsp. abrotanifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 895 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. 1 488 Comment
  LA206520  Gilia capitata subsp. abrotanifolia C. B. Wolf; 1936-4-26 7775 Los Angeles San Fernando Valley, W side of Burbank at Victory Blvd and Elm Ave 152 Comment
  RSA71901  Gilia capitata subsp. abrotanifolia F. W. Peirson 1903-3-28 916 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  UCR191198  Gilia diegensis R. G. Swinney 1999-7-5 7530 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR192200  Gilia latiflora A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  POM9142  Gilia latiflora subsp. davyi W. R. Dudley, F. H. Lamb 1896-6-9 4381 Los Angeles Kings Canyon, Liebre Mts. Comment
  SD85024  Gilia nevinii E. R. Blakley 1962-6-9 5175 Los Angeles Channel Islands, San Clemente Island. Triangulation Thirst. 598 Comment
  RSA0016173  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6064 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCR146465  Gilia splendens subsp. grantii Orlando Mistretta 1992-6-12 549 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  CDA22263  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  RSA0113524  Gilia virgata var. dasyantha Henry J. Ramsey, Henry J. Ramsey 1938-6-12 2735 Los Angeles North Craig Ave., Altadena. Comment
  UCR189409  Githopsis diffusa R. G. Swinney 1998-5-30 6153 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC565537  Glyptopleura setulosa Herbert L. Mason 1924-4-26 3015 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  CAS-BOT-BC303880  Gnaphalium John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA746732  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  RSA573473  Gnaphalium californicum Timothy S. Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) S draining tributary of Turnbull Canyon. 299 Comment
  RSA632523  Gnaphalium canescens subsp. beneolens L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon campground. Comment
  IRVC28733  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25513 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA598377  Gnaphalium chilense L. C. Wheeler 1967-5-24 9760 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  POM358864  Gnaphalium microcephalum M. Bisbee 1917-9-2 s.n. Los Angeles Hills north of Eagle Rock Comment
  POM358898  Gnaphalium palustre Anstruther Davidson 1915-8-1 3089 Los Angeles Camp Baldy. Comment
  POM358899  Gnaphalium palustre L. C. Wheeler 1934-3-11 2435 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  RSA584319  Grayia spinosa T. S. Ross, Steve Boyd 1991-3-23 4259 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  UCR149847  Grayia spinosa Scott D. White, Michael Honer 2004-3-30 9975 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR197715  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 72 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  CDA6132  Grindelia camporum Phillipson 1915-7-15 Los Angeles South Sierra Madre Comment
  JEPS26164  Grindelia hirsutula Peter H. Raven and Henry J. Thompson 1959-6-4 14344 Los Angeles Point Dume Santa Monica Mountains, Point Dume 15 Comment
  UC1127006  Guillenia lasiophylla A. D. Gifford 1935-4-22 610 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  CHSC62037  Gutierrezia californica L. P. Janeway 1993-10-5 4610 Los Angeles Puente Hills; at the head of Arroyo San Miguel. On dirt road and drilling pad. 228 Comment
  SEINET11837957  Gutierrezia californica C. V. Braun 1975-1 151 Los Angeles above San Francisquito Canyon Rd, 2 mi SW of junction with Spunky Canyon Rd Comment
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  RSA015547  Haplopappus squarrosus Fay A. MacFadden 1929-10-10 2163 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC307289  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  UCR190081  Helenium bigelovii R. G. Swinney 1998-8-5 6635 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  CAS-BOT-BC211546  Helianthemum scoparium Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  RSA0085282  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA600517  Helianthus annuus subsp. lenticularis L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  CAS-BOT-BC305688  Helianthus gracilentus F. Grinnell Jr. 1916-6-16 s.n. Los Angeles Santa Susana Pass, Los Angeles - Ventura Cos. 457 Comment
  RSA549165  Helianthus gracilentus Timothy S. Ross, Peter Fritsch 1990-6-20 3659 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  SBBG8411  Helianthus gracilentus R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  UCR229496  Heliotropium curassavicum Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
  SFV3119  Heliotropium curassavicum var. oculatum M. L. Vincent 1962-10-4 293 Los Angeles San Gabriel Mountains 131st Street East and Pallett Creek Road. Roadside. 1170 Comment
  UCR270864  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA0031571  Helminthotheca echioides Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Clarmont. Near 366 Comment
  UCR143419  Hemizonia fasciculata F. R. Fosberg 1931-5-6 S- 4815 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  UCR65220  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 04930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA632020  Hesperocnide tenella Louis C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains: Lower Millard Canyon, just south of culvert. Comment
  CAS-BOT-BC143679  Heteromeles arbutifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain 755 Comment
  SD254700  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin along Marshall Trail. 366 Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  UCR174982  Heterotheca grandiflora Holly Summers 2006-4-30 006 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  RSA0074390  Heterotheca grandiflora F. R. Fosberg 1931-3-19 4302 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 2 Comment
  RSA0074419  Heterotheca grandiflora C. B. Wolf 1932-5-10 3507 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  UCR125131  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  CDA30209  Heterotheca sessiliflora subsp. fastigiata J. Dittes 2003-12-27 860 B Los Angeles Western Transverse Ranges; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon Comment
  UCR88660  Heterotheca subaxillaris Scott D. White 1995-10-19 3711 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  JEPS49740  Heuchera abramsii Frank W. Peirson 1922-7-21 3207 Los Angeles Baldy Mt. San Antonio; San Gabriel Mts, Mt. San Antonio 2956 Comment
  CAS-BOT-BC48130  Heuchera elegans Rimo Bacigalupi; G. T. Robbins; L. R. Heckard 1953-6-15 4200 Los Angeles Along Forest Service road following crest of Mendenhall Ridge, 9 miles east of its start at 1493 Comment
  UCR260624  Hieracium argutum R. G. Swinney 2010-8-9 13454 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  RSA617227  Hieracium argutum LeRoy Gross 1998-9-12 52 Los Angeles Arroyo seco canyon between Little Bear Canyon and Switzer's Fall. 854 Comment
  UC1126856  Hirschfeldia incana Jerome S. Horton 1937-6-14 462 Los Angeles San Dimas Canyon Wash 365 Comment
  RSA162718  Hirschfeldia incana J. D. Olmsted 1958-3-17 62 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  CAS-BOT-BC149959  Holodiscus discolor var. discolor Grant 1904-6-5 6275 Los Angeles Milland Canyon Comment
  RSA639888  Holodiscus microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA729592  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  SD72836  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 S 4477 Los Angeles Pebble Beach, Santa Catalina Island, dry salt marsh, supra littoral zone 2 Comment
  UCR274108  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 954 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  SBBG131742  Hordeum intercedens S. A. Junak 1999-4-23 SCa 850 Los Angeles lower part of Ridge Rd to W end, 1 mi from Two Harbors 42 Comment
  RSA251427  Hordeum murinum subsp. leporinum R. F. Thorne 1966-4-15 36038 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  UC1871331  Hordeum murinum subsp. leporinum T. S. Ross, W. Appleby 1993-5-19 7164 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  CAS-BOT-BC273519  Hordeum vulgare Peter H. Raven 1959-5-3 14097 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  UCR89406  Hordeum vulgare David Charlton 1991-5-27 5301 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  SD39950  Horkelia cuneata Rempel 1932-3-14 Los Angeles El Segundo, Est dunes Comment
  RSA451642  Horkelia cuneata subsp. puberula Louis Greata 1901-03 s.n. Los Angeles near Eaton Canyon. Comment
  SEINET6755762  Horkelia cuneata subsp. puberula G. B. Grant, W. Wheeler 1904-5-7 599 Los Angeles Glendora, in waste 'wash' land. Comment
  CAS-BOT-BC537279  Horkelia cuneata var. cuneata L. R. Abraham 1901-4-1 1237 Los Angeles Ballena Harbor Comment
  RSA702820  Horkelia rydbergii Scott D. White 2004-8-20 10721 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCD170960  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA305978  Hulsea heterochroma J. L. Huber 1981-6-20 1806 Los Angeles Mt. Pacifico Rd., ca. 2 mi. north of Chilao Station, San Gabriel Mountains 1677 Comment
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  RSA285971  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Abundantly naturalized on roadside, NW corner of Sunset Blvd. and Groverton Street, Westwood. Comment
  UCR258957  Hypochaeris glabra R. G. Swinney 2010-2-27 11750 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  POM294556  Hypochaeris glabra Lyman Benson 1947-5-12 12401 Los Angeles Claremont; Drainage Area: Pacific slope 351 Comment
  SFV3992  Hypochaeris glabra M. Wisotsky 1958-5-30 s. n. Los Angeles San Fernando Valley In front of house at 12904 Osborne Ave. Northeast corner of fence. Comment
  UCR281431  Isocoma acradenia Mitch Provance 2011-7-14 714- 04 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  RSA91271  Isocoma acradenia F. W. Peirson 1919-8-30 1255 Los Angeles Desert between Mojave and Lancaster. Comment
  OBI35606  Isocoma menziesii var. vernonioides Rebecca Cicoria 1981-5-17 37 Los Angeles Along Crenshaw dirt road, S of Peacock Flats, upper Portuguese Bend, Rancho Palos Verdes Comment
  POM359489  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S Puente 100 Comment
  RSA279091  Isocoma menziesii var. vernonioides R. F. Thorne 1974-9-12 45113 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  SEINET3840423  Jacaranda mimosifolia Unknown 1939-1 26 Los Angeles Los Angeles, Campus Comment
  CATA2957  Jepsonia malvifolia Sarah Ratay 2006-10-12 101 Los Angeles Santa Catalina Island: In Cottonwood Canyon below the airport burn of 2003 0 Comment
  SEINET4439943 Image available Jepsonia neonuttalliana L. W. Nuttall 1920-1 931 Los Angeles Comment
  CAS-BOT-BC101909  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA0069773  Juglans californica LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6991 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UC56435  Juncus ambiguus Ernest Braunton Apr 1903 879 Los Angeles Los Angeles Comment
  UCR270066  Juncus balticus R. G. Swinney 2010-5-12 12721 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA641437  Juncus macrophyllus L. C. Wheeler 1967-7-15 10052 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA777616  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2010-5-19 5142 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA368265  Juncus macrophyllus Anstruther Davidson 1920-07 s.n. Los Angeles Little Rock Creek. 1000 Comment
  RSA587516  Juncus mexicanus Orlando Mistretta 1995-4-5 1591 Los Angeles Drainage west of Little Rock Creek Reservoir. 1006 Comment
  LA211114  Juncus patens Arthur C. Gibson; Tarja Sagar 2009-6-30 5263 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Near M.A.S.H. film site. Comment
  RSA534045  Juncus patens Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5257 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove. 383 Comment
  UCR209129  Juncus rugulosus R. G. Swinney 2008-6-24 9093 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA600629  Juncus saximontanus L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  CATA1893  Juncus textilis Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley 0 Comment
  UCR209128  Juncus torreyi R. G. Swinney 2008-6-25 9102 Los Angeles San Gabriel Mountains, Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  UCR208210  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR270849  Juncus xiphioides R. G. Swinney 2011-6-29 15342 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA547796  Juncus xiphioides Timothy S. Ross, Peter Fritsch 1990-6-20 3606 Los Angeles near confluence of E and W Forks of the San Gabriel River 466 Comment
  UCD133683  Juniperus californica Geoffrey Levin 1975-5-17 512 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  HSC35975  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2173 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  CATA1113  Keckiella cordifolia Mark L. Hoefs 1995-5-23 2077 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  RSA13230A  Keckiella cordifolia Fay A. MacFadden 1931-05 3005 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA401703  Keckiella cordifolia Bonnie C. Templeton 1930-5-27 s.n. Los Angeles Higgens Canyon north of Beverly Hills. Comment
  UC55374  Keckiella cordifolia J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon Comment
  POM308422A  Keckiella ternata subsp. ternata Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3098 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA400474  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1911-06 3504 Los Angeles San Gabriel Mountains. Comment
Read comments
May 19 2015
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  RSA92185  Lagophylla ramosissima F. W. Peirson 1922-7-29 1359 Los Angeles grade SE of Quail Lake 1067 Comment
  RSA592302  Lamarckia aurea L. C. Wheeler 1967-5-13 9527 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  SBBG128757  Lamarckia aurea M. L. Hoefs, R. Given 1992-4-16 1808 Los Angeles Wild Boar Gully 152 Comment
  UCR271748  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  LA12436  Lamarckia aurea Harlan Lewis; 1941-4-6 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA624539  Lamium amplexicaule Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) 823 Comment
  UCR256880  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA209851  Larrea tridentata Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  RSA250616  Larrea tridentata J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39552 Los Angeles Ca. 2.5 mi. S of Pearblossom, 1/2 mi. S of junction of Valyermo-Littlerock and Pearblossom-Punchbowl roads in San Andrea Rift Zone. 1128 Comment
  RSA390003  Larrea tridentata N. C. Cooper 1943-11-20 969 Los Angeles Lancaster. Mojave Desert 762 Comment
  CAS-BOT-BC412750  Lastarriaea coriacea Alice Eastwood 1906-5-27 57 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  CHSC14023  Lasthenia californica L. M. Mayer; I. J. Mayer 1974-4-10 160 Los Angeles On n side of Bouquet Canyon Rd. ca. 4 1/2 mi e of its intersection with Sierra Pelona Rd. Comment
  SD107823  Lasthenia californica Larry DeBuhr 1977-4-16 2575 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  POM361491  Lasthenia californica B. C. Templeton, I. W. Clokey 1930-4-8 1016 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  SEINET7885647 Image available Lasthenia glabrata var. coulteri Peter H. Raven 1962-1 17003 Los Angeles northeast end of Bixby Slough north of Wilmington Comment
  UC1215195  Lasthenia gracilis Peter H. Raven 1962-4-10 17193 Los Angeles s Wilson Cove; San Clemente Island 91 Comment
  UC62985  Lasthenia gracilis H. M. Hall May 1 1902-May 3 1902 3077 Los Angeles vicinity Elizabeth Lake; Southern California, Antelope Valley 1066 Comment
  UCD133801  Lasthenia gracilis Daryl Koutnik; American Birder 1978-4-15 369 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  UC893745  Lasthenia gracilis I. W. Clokey and B. C. Templeton 1930-4-8 4672 Los Angeles San Fernando Road 300 Comment
  UC15337 Image available Lathyrus laetiflorus unknown 1893-5-1 Los Angeles Los Angeles; Los Angeles Co. Comment
  RSA405724  Lathyrus vestitus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  UCR68932  Lathyrus vestitus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4209 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA405673  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA405660  Lathyrus vestitus subsp. laetiflorus Chas. Paukey 1897-3-1 s.n. Los Angeles Los Angeles. Comment
  RSA405682  Lathyrus vestitus subsp. laetiflorus Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UCR280766  Lathyrus vestitus subsp. vestitus R. G. Swinney 2014-5-19 16580 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  LA200454  Lathyrus vestitus var. vestitus Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA276044  Lathyrus vestitus var. vestitus Jack Delaini 1974-3-11 72 Los Angeles Lodi Canyon 396 Comment
  RSA482501  Lathyrus vestitus var. vestitus Richard Noyes 1988-5-12 560 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  UC56677  Lathyrus vestitus var. vestitus Ernest Braunton 1903-1-12 776 Los Angeles Laurel Canyon Comment
  RSA434050  Lavatera assurgentiflora subsp. assurgentiflora F. H. Elmore 1939-2-20 435 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC321524  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  SBBG89130  Layia glandulosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7768 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  UCR220260  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UC34692  Layia glandulosa H. M. Hall 1902-4-1 3025 Los Angeles Mescal Creek, eastern Los Angeles County South side Mohave Desert, Mescal Creek 1371 Comment
  UC53938  Layia glandulosa Ernest Braunton 1902-5-10 324 Los Angeles Rivera Comment
  UCD133961  Layia pentachaeta Gordon Pilone 1961-2-14 84 Los Angeles wash area of Ponoma College in Claremont. 365 Comment
Read comments
Feb 2 2020
  SBBG98483  Layia platyglossa T. Ross 1991-5-23 5497 Los Angeles lower Tota Cyn 88 Comment
  RSA533940  Layia platyglossa subsp. campestris Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5222 Los Angeles San Clemente Island: SE end of island in the vicinity of Knob, 5100 ft NW of Guds. 297 Comment
  UCR59554  Lepidium appelianum S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  CAS-BOT-BC88915  Lepidium densiflorum var. densiflorum Geo. B. Grant 1898-2-12 s.n. Los Angeles Pasadena. Comment
  RSA611349  Lepidium dictyotum var. dictyotum Steve Boyd 1998-4-1 10133 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA339714  Lepidium fremontii var. fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55009 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  CDA29504  Lepidium latifolium Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UCR205721  Lepidium latifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36926 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  HSC101304  Lepidium nitidum R. G. Swinney 2009-3-19 10145 Los Angeles San Gabriel Mtns. Foothills; Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ~100 m north of Hwy. 39 230 Comment
  SDSU1174  Lepidium nitidum R. M. Beauchamp 1967-1-28 146 Los Angeles Growing beside road west of Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  HSC87132  Lepidium virginicum var. menziesii Steve Boyd, T. S. Elias 1987-4-14 2060 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  UCR25179  Lepidospartum latisquamum John C. Roos 1951-7-30 5073 Los Angeles San Gabriel Mtns., Swarthout Valley between Wrightwood and Big Pines 1982 Comment
  CHSC95487  Lepidospartum squamatum LeRoy Gross; Valerie Soza 2001-5-31 393 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  POM361771  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  RSA715423  Lepidospartum squamatum R. G. Swinney 1997-9-6 5865 Los Angeles Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi W of FS Rd. 75 meters S of only point where stream crosses road. 1585 Comment
  UC527637  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles 1/2 mi above the bridge Road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCSB27668  Lepidospartum squamatum Lavinger, S. 1975-10-8 Los Angeles On Wentworth Street, 0.2 miles north from its junction with Stonehurst Avenue, San Fernando Valley 152 Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  POM158010  Leptosiphon bicolor M. B. Dunkle 1928-3-31 1795 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  SD90455  Leptosiphon bicolor Robert F. Thorne 1973-4-12 42960 Los Angeles San Clemente Island; grassy canyon slopes of large canyon south of Mosquito Cove north of Chenity. 334 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  RSA0074218  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles San Clemente Island: Thirst Bench Mark. Comment
  OBI28966  Leptosyne californica David J. Keil 1976-12-12 11891 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  RSA584884  Leymus condensatus Timothy S. Ross, Steve Boyd 1990-6-1 2781 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA604991  Leymus triticoides L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  IRVC26351  Ligustrum lucidum A. C. Sanders, Andy Thompson 2003-4-15 26011 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  PASA578  Lilium humboldtii C. H. Blanchard 1922-5-30 Los Angeles Eaton Canyon Comment
  RSA755819  Lilium parryi Richard G. Swinney 2008-7-2 9142 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UC1714525  Lilium parryi I. M. Johnston 1916-8-22 1703 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mounains 2286 Comment
  RSA0000359  Lilium parryi Robert Kessler 1923-09 s.n. Los Angeles Top of Little Rock Creek, San Gabriel Mountains. Comment
  UCR258516  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR155124  Linanthus androsaceus A. C. Sanders 2005-5-5 29930 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UC908214  Linanthus breviculus Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel Mts. Comment
  PASA751  Linanthus concinnus Margaret Stason 1931-6-13 Los Angeles Road between Buckhorn Flats and Chilao Ranger Station, San Gabriel Mts. Comment
  UCSB73249  Linanthus concinnus Gross, LeRoy; Soza, Valerie 2003-6-10 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit 2439 Comment
  POM364572  Linanthus dianthiflorus subsp. dianthiflorus Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  UC23502  Linanthus dichotomus J. Burtt Davy May 9 1896-May 24 1896 2664 Los Angeles between Manzana and Gorman's Station; Antelope Valley Comment
  UCR78147  Linanthus dichotomus Wandalee Thompson 1964-4-20 29 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  UCR191696  Linanthus parryae A. C. Sanders 2008-4-23 35070 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UC52503  Linanthus parviflorus Ernest Braunton 1902-4-29 315 Los Angeles n Pomona Pomona Comment
  UCR16725  Linanthus parviflorus Steve Stadler 1966-4-17 41766- 66 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  RSA597036  Linanthus pungens T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  SEINET5344334  Linaria canadensis var. texana I. W. Clokey, B. Templeton 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UCD123840  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles Santa Monica Mountains; junction of Decker Road and Mulholland Highway. 457 Comment
  RSA0022056  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  RSA468218  Lithophragma affine subsp. mixtum Willis H. Wheeler 1930-5-17 s.n. Los Angeles Mandeville Canyon. 152 Comment
  CAS-BOT-BC432202  Lithophragma bolanderi Frank W. Peirson 1925-3-18 5469 Los Angeles Newhall Grade 381 Comment
  CAS-BOT-BC432213  Lithophragma bolanderi Steve Boyd; Lauren Raz 1997-5-20 9794 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1548 Comment
  UCR238658  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2010-6-23 3361 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.4 km S of State Highway 2 (Angeles Crest Hwy), 1.3 km NNW of West Fork San Gabriel River 1275 Comment
  POM126293  Lithophragma heterophyllum V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  UCD115922  Lobularia maritima Kenneth A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Seminole Hot Springs. Comment
  RSA233551  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42104 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  UC1349335  Logfia filaginoides Robert F. Thorne and P. Everett 1965-6-22 34913 Los Angeles canyon above Avalon; Santa Catalina Island 152 Comment
  UCR86641  Logfia filaginoides T. S. Ross 1992-4-16 6200 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  RSA573460  Lolium perenne Timothy S. Ross 1992-5-8 6307 Los Angeles near the head of Sharps Canyon 780 Comment
  RSA714801  Lolium perenne A. C. Sanders, Mark A. Elvin 2003-6-18 26940 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  UCR205845  Lomatium mohavense R. G. Swinney 2008-5-8 8813 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA587240  Lomatium mohavense subsp. mohavense Orlando Mistretta 1994-5-11 1189 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1341 Comment
  RSA0080963  Lomatium nevadense R. G. Swinney 2010-6-1 13100 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA638226  Lomatium vaginatum L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  CAS-BOT-BC240493  Lonicera hispidula Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  SBBG31035  Lonicera hispidula R. F. Thorne 1966-9-15 36694 Los Angeles Middle Ranch Cyn 243 Comment
  RSA243774  Lonicera hispidula var. vacillans F. R. Fosberg 1931-7-9 763 Los Angeles Santa Catalina Island; Avalon. 50 Comment
  CAS-BOT-BC240748  Lonicera interrupta Joseph Andorfer Ewan 1933-7-4 7863 Los Angeles Above Madrono [Madrono] Flats, E. Fork Santa Anita Canyon, San Gabriel Mts. 1066 Comment
  RSA588972  Lonicera interrupta Orlando Mistretta 1994-6-8 1353 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  CAS-BOT-BC234874  Lonicera subspicata var. denudata Alice Eastwood 1915-8-25 4892 Los Angeles Country adjacent to Los Angeles. Duarte Comment
  CHSC22036  Lonicera subspicata var. denudata Robert A. Schlising 1971-7-10 2995 Los Angeles 0.8 mi W of Red Box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2). Comment
  JEPS12863  Lonicera subspicata var. denudata C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA0105224  Lonicera subspicata var. denudata R. G. Swinney 2011-10-27 15906 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA719729  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UC1125302  Lonicera subspicata var. denudata A. D. Gifford 1934-4-24 154 Los Angeles 1 1/2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  RSA406753  Lotus argophyllus subsp. ornithopus F. R. Fosberg 1931-5-6 S- 4789 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  RSA589334  Lotus argophyllus subsp. ornithopus T. S. Ross 1995-5-20 8595 Los Angeles San Clemente Island. Southwesterly-trending ridge ca. 1640 ft due S of Guds (888-ft) triangulation point. 145 Comment
  RSA628822  Lotus argophyllus var. argophyllus Scott D. White 1998-6-29 6827 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA0003348  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  NY37285  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA128274  Lotus grandiflorus var. grandiflorus H. J. Thompson 1959-3-27 1896 Los Angeles 1.3 miles east of Peak, Saddle Peak. 701 Comment
Read comments
Dec 6 2008
  UCR73415  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA498330  Lotus heermannii J. A. J.ohnston 13747 Los Angeles El Monte Comment
  RSA90369  Lotus heermannii var. heermannii F. W. Peirson 1919-7-1 510 Los Angeles South base of San Gabriel Mtns, Fish Canyon. 457 Comment
  RSA674634  Lotus humistratus Scott D. White, Kent Hughes 2000-5-16 7865 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR223697  Lotus nevadensis R. G. Swinney 2009-6-24 11243 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0057891  Lotus purshianus Richard G. Swinney 2010-9-7 13684 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  SFV1840  Lotus purshianus M. L. Vincent 1962-7-5 269 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of Topanga Canyon Blvd. 245 Comment
  UCR127004  Lotus purshianus A. C. Sanders, Kim Marsden 2003-6-20 26992 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  UC57390  Lotus purshianus var. purshianus J. H. Barber 1897-6-27 199 Los Angeles Aliso Canyon Comment
  UC864944  Lotus salsuginosus I. W. Clokey and B. C. Templeton 1930-4-8 4644 Los Angeles San Francisquito Canyon 800 Comment
  UC56591  Lotus salsuginosus H. M. Hall 1902-5-2 3094 Los Angeles San Francisquito Pass 457 Comment
  SFV17856  Lotus salsuginosus var. salsuginosus J. N. Hogue 1998-11-19 130 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon, Highway 39 just west of Morris Reservoir. 396 Comment
  UCR78089  Lotus salsuginosus var. salsuginosus David Charlton 1991-7-5 5502 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  UCR99597  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
  UCR127151  Lotus scoparius var. scoparius A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  POM1927  Lotus strigosus L. R. Abrams 1901-04 1397 Los Angeles La Cananda Comment
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  RSA728784  Lotus strigosus Gary D. Wallace 1979-4-19 1684 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  UCR125412  Lotus strigosus A. C. Sanders, Mark Elvin 2003-3-5 25734 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR126564  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26014 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR270899  Lotus strigosus R. G. Swinney 2011-4-20 14433 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR273413  Lotus strigosus R. G. Swinney 2011-6-22 15260 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR276884  Lotus strigosus R. G. Swinney 2011-6-7 15085 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA545337  Lotus strigosus T. S. Ross 1992-4-14 6179 Los Angeles San Clemente Island: central E side of island; stabilized slope above rutted Nanny Canyon drainage channel, 87 deg. S and ca 280m distant from where drainage meets the sea. 76 Comment
  UC1594417  Lotus strigosus Tim Ross 1992-4-14 6179 Los Angeles above Nanny Canyon drainage channel (87 degrees s and ca 280 m distant from where drainage meets the sea, central e side of San Clemente Island); San Clemente Island 76 Comment
  POM50638  Lotus strigosus var. strigosus L. R. Abrams 1901-04 1231 Los Angeles Santa Monica Mountains Comment
  RSA155865  Lotus strigosus var. strigosus P. H. Raven 1962-5-8 17600 Los Angeles near mouth of canyon at south end of Seal Cove, San Clemente Island 23 Comment
  RSA251478  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42798 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR242038  Lotus wrangelianus Dan S. Cooper 2012-4-30 412- 4 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA764407  Ludwigia repens Justin M. Wood 2009-8-18 1260 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCD170855  Lupinus R. G. Swinney 2009-5-28 10944 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR190932  Lupinus R. G. Swinney 1998-7-2 6243 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC201201  Lupinus Charles Piper Smith 1923-7-16 3787 Los Angeles Montrose Comment
  CAS-BOT-BC201422  Lupinus albifrons var. albifrons R. Hoffmann 1931-4-28 513 Los Angeles W. end of Bouquet Cany. [Canyon] Comment
  RSA757955  Lupinus bicolor Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3289 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  SBBG38745  Lupinus bicolor M. B. Dunkle 1939-4-6 7321 Los Angeles San Clemente Island [Mosquito Ridge) Comment
  UC1871237  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4949 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCD107280  Lupinus bicolor Daryl Koutnik; Bruce Holguin 1978-4-1 205 Los Angeles W side of Anthony Road, north of Sierra Highway in the Sierra Pelona Valley, 890 Comment
  RSA350048  Lupinus bicolor Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  POM350039  Lupinus bicolor subsp. microphyllus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  SEINET10970224  Lupinus bicolor subsp. tridentatus Bakker 1947-2-2 BAKKER UMO 162300 Los Angeles Collected in soledad canyon, vasquez rocks, mojave desert. Comment
  RSA407116  Lupinus chamissonis Tom Burch, B. E. Burch 1943-7-5 s.n. Los Angeles Redondo Beach Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  RSA617366  Lupinus concinnus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10231 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  SBBG127522  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2851 Los Angeles upper end of rd to Toyon Beach 381 Comment
  SEINET2062844 Image available Lupinus densiflorus var. lacteus Mary V. Hood 1945-5-1 2246 Los Angeles Tapia Park area, Santa Monica Mts. 762 Comment
  POM184696  Lupinus elatus Joseph A. Ewan 1932-6-17 7247 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA599805  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-25 9297 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA762239  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-5-19 3128 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  POM222230  Lupinus excubitus var. hallii L. C. Wheeler 1936-6-8 4126 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  RSA413593  Lupinus excubitus var. hallii Robert Gustafson 1980-8-29 1885 Los Angeles Ballona Wetlands, Area 3. 2-3 plants confined to a small strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Creek Channel. Comment
  SEINET10485307  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 (2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  SEINET10907092  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6456(3) Los Angeles Plants 2 yrs. Old. Grown in field planting at racho santa ana botanical Garden. Hybridizations by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent. () Parenthetic # Is mf plant no. Seeds from open field pollen. Comment
  RSA221577  Lupinus formosus var. formosus Arthur C. Gibson, Linda Gibson 1971-3-27 1743 Los Angeles Evey Canyon, NE of Claremont. Comment
  RSA697022  Lupinus formosus var. formosus LeRoy Gross, P. Morton 2004-6-9 1338 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  SEINET10964914  Lupinus formosus var. robustus Edward K. Balls 1953-3-12 Balls 9139 Los Angeles Common subshrub to 2 ft tall, 3 ft spr. Fls varying from diip to pale purple, Lvs silvery. Dry, stony wash sun. Opposite fire guard stn. Padua hills, n of Claremont, s slopes san gabriel mts. 610 Comment
  SEINET3245941  Lupinus fulcratus G. K. Helmkamp, E. A. Helmkamp 2010-1 16526 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  CAS-BOT-BC211707  Lupinus longifolius Greene 1904-2-17 4008 Los Angeles Claremont Comment
  CAS-BOT-BC211722  Lupinus longifolius Wesley O. Griesel 1961-5-19 s.n. Los Angeles State Highway #2, La Canada burn, San Gabriel Mts. 609 Comment
  UCR205181  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10485631  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485635  Lupinus longifolius Wolf 1931-5-14 WOLF 2053 Los Angeles Shrub. Ht 4 ft, spread 4 ft, trunk diameter 2 in; sun, loam, edges of wash Along beverly blvd. W of the los angeles botanic garden. Upper sonoran life Zone. 122 Comment
  SBBG69050  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-4-29 Los Angeles ca. 2 mi S of Castaic Comment
  JEPS87093  Lupinus microcarpus var. densiflorus Teresa A. Sholars, B. Ertter, J. Hickman, L. Heckard, T. Rosatti 1988-5-24 871 Los Angeles 1/2 mi w Los Angeles Co. line (at junction of Johnson Rd and Elizabeth Lake Rd., San Gabriel Mts.); San Gabriel Mts. Comment
  SEINET239730  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd. N2 0.5 mi S Jackson Rd. 2.7 mi SE Hwy. 138 1036 Comment
  OBI48499  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  UC1971389  Lupinus peirsonii Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains Comment
  RSA654083  Lupinus sparsiflorus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 746 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  UCR216908  Lupinus sparsiflorus R. G. Swinney 2009-3-16 10126 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA177716  Lupinus succulentus Robert F. Thorne, Percy C. Everett 1965-5-12 34609 Los Angeles Santa Catalina Island, Bullrush Canyon 244 Comment
  RSA414301  Lupinus succulentus M. B. Dunkle 1932-5-28 2963 Los Angeles Whites Landing, Santa Catalina Island. Comment
  SD84830  Lupinus truncatus Reid Moran 1941-2-18 588 Los Angeles San Clemente Island; Middle Ranch Creek. 29 Comment
  UCR258941  Lupinus truncatus R. G. Swinney 2010-5-11 12689 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA252886  Lycium andersonii Robert F. Thorne 1973-5-11 43542 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  POM156214  Lycium californicum L. R. Abrams 1903-3-14 3131 Los Angeles San Pedro Hills, near Rocky Point. Comment
  LA209684  Lycium cooperi A. M. Johnson; 1932-4-17 3939 Los Angeles 10 mi W of Palmdale Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  RSA409648  Lycopus americanus Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  SD66848  Lyonothamnus floribundus subsp. aspleniifolius R. Mitchel Beauchamp 1967-6-3 560 Los Angeles Grove of a few trees on south side of canyon south of Thirst, San Clemente Island 487 Comment
  UC483210  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams and I. L. Wiggins 1931-7-6 382 Los Angeles vicinity Mosquito Harbor; San Clemente Comment
  CAS-BOT-BC142284  Lyonothamnus floribundus subsp. floribundus Michael R. Benedict 1965-12-12 s.n. Los Angeles Small grove near head of major canyon 1 1/2 miles southwest of Johnson's Landing - Santa Catalina Island Comment
  RSA578201  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8185 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 410m SSW of 940-ft Peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 247 Comment
  CATA668  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1157 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR180337  Lythrum californicum Scott D. White, Andrea Warniment 2006-7-7 11621 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  UCR214655  Lythrum hyssopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38146 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR253913  Madia elegans Mitch Provance 2010-5-9 0510- 10 Los Angeles Westernmost Mojave Desert, c. 1.5 miles WNW of intersection of Hwy 138 and 300th St. W, c. 6 miles west of Neenach 940 Comment
  CATA3080  Madia gracilis Amy Catalano 2016-4-13 068 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 254 Comment
  LA201788  Madia sativa Arthur C. Gibson; 2003-9-3 4844 Los Angeles 167 Comment
  NY24348  Mahonia nevinii C. E. Darland 1932-5-12 s.n. Los Angeles San Fernando Comment
  POM182367  Mahonia nevinii Joseph A. Ewan 1929-12-24 3734 Los Angeles Pacoima Wash, east of San Fernando Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  RSA226929  Malacothamnus davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-17 39961 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  LA105071  Malacothamnus fasciculatus Barry A. Prigge; 1988-7-3 8197 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  CAS-BOT-BC8191  Malacothamnus fasciculatus subsp. fasciculatus John I. Carlson 1915-6-13 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  UCR281821  Malacothamnus fasciculatus var. catalinensis Mitch Provance, Scott Duff 2017-6-29 617- 58 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  RSA229008  Malacothamnus fremontii Robert F. Thorne, C. W. Tilforth 1971-6-30 40837 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  RSA580308  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1994-5-25 7927 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SBBG121872  Malacothamnus fremontii A. Parikh, N. Gale 2005-5-20 774 Los Angeles North Sierra Pelona, 2 km S of California Aqueduct, 3.6 km W of St Hwy 14 1005 Comment
  SBBG129309  Malacothrix clevelandii A. Parikh, N. Gale 2012-5-10 3591 Los Angeles W bank of W Fork San Gabriel River, just S of concrete river crossing 830 Comment
  SBBG13347  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Pt 4 Comment
  SD90396  Malacothrix foliosa subsp. foliosa Robert F. Thorne 1966-4-15 36021 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point. 45 Comment
  RSA0057920  Malacothrix glabrata Richard G. Swinney 2010-4-15 12217 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA682447  Malacothrix saxatilis var. tenuifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1043 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UC1536039  Malacothrix saxatilis var. tenuifolia Robert F. Thorne September 1973 44722 Los Angeles Blue Cavern Point Santa Catalina Island Comment
  UC306446  Malacothrix saxatilis var. tenuifolia I. Johnston 1910-6-10 1311 Los Angeles Playa del Rey Comment
  UC33296  Malacothrix saxatilis var. tenuifolia J. Burtt Davy 1888-1 2732 Los Angeles Santa Monica Comment
  UC455905  Malacothrix saxatilis var. tenuifolia I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UCSB32468  Malacothrix saxatilis var. tenuifolia Coz, Susan 1977-6-4 Los Angeles About 1.25 miles north on Hwy. 1 from Topanga Canyon Road 45 Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  CATA1903  Malosma laurina Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  CATA3163  Malosma laurina Amy Catalano 2016-6-24 147 Los Angeles Santa Catalina Island: South side of canyon that runs northeast from junction of Cape Canyon Road and Upper Cape Reservoir Road 309 Comment
  RSA602764  Malosma laurina L. C. Wheeler 1972-12-24 12799 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  UC54808  Malosma laurina J. Burtt Davy October, 1896 2728 Los Angeles Santa Monica Comment
  SBBG128114  Malva assurgentiflora M. L. Hoefs, J. Phelps 1995-6-20 2282 Los Angeles Bird Rock, islet near Isthmus Cove 9 Comment
  SD86321  Malva assurgentiflora R. Beauchamp, M. Douglas 1972-3-24 3208 Los Angeles San Clemente Island; among talus from air-strip construction. 24 Comment
  UCR62077  Malva sylvestris S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  IRVC26257  Marah macrocarpa Mark A. Elvin 2003-4-9 2470 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  RSA717417  Marah macrocarpa Gary Kovnat, LeRoy Gross 2003-1-19 5 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  UCR231790  Marah macrocarpa Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  RSA440998  Marah macrocarpa David Young 1969-3-10 305 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park, off San Dimas Ave. in canyon 300 yds NW of the road. 305 Comment
  SD52379  Marah macrocarpa Skip Stone Mar 1952 6 Los Angeles Blanchard Park, Claremont 1100 Comment
  SEINET8551204  Marah macrocarpa G. B. Grant 1904-1 778 Los Angeles Pasadena. Comment
  RSA0036892  Marrubium vulgare Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA409816  Marrubium vulgare I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
Read comments
Oct 7 2008
  CAS-BOT-BC422742  Meconella denticulata H. L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  UC450917  Meconella denticulata F. A. M. 1931-3-29 16 E Los Angeles Tuna Canyon Verduga Hills 335 Comment
  RSA639975  Medicago polymorpha L. C. Wheeler 1967-5-29 9773 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  SBBG95700  Medicago polymorpha M. B. Dunkle 1939-4-6 7327 Los Angeles Mosquito Ridge Comment
  POM18754  Medicago polymorpha Philip A. Munz 1923-4-9 6691 Los Angeles Near Lemon Tank, Santa Clemente Island. Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  CATA127  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-3-14 97 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  CATA733  Melica imperfecta Mark L. Hoefs 1991-5-22 1254 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CLARK-A1528-4726  Melica imperfecta John C. Roos 1937-3-25 442 Los Angeles Lancaster Comment
  POM357035  Melica imperfecta House, Grumbles s.n. Los Angeles San Clemente Island Comment
  RSA0062859  Melica imperfecta LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6772 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0089142  Melica imperfecta R. G. Swinney 2010-4-28 12397 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  UCD88008  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  UCR191680  Melica imperfecta T. B. Salvato 2008-4-22 3316 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR92646  Melica imperfecta T. S. Ross, Steve Boyd 1994-5-25 7936 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  UCSB26231  Melica imperfecta Gliessman, Nan 1968-5-10 Los Angeles 25 yards south of Escondido Canyon Road; 0.3 mile south of its junction with Highway 14 914 Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA795204  Melilotus albus Jane Tirrell 2012-8-3 LS 0143 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2308 Comment
  UCR219822  Melilotus indicus R. G. Swinney 2009-4-16 10372 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA533444  Melilotus indicus Tim S. Ross 1991-4-21 4505 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 Comment
  RSA654334  Melilotus indicus Benjamen Rangel 1992-5-10 777 -40 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA188281  Mentha Robert F. Thorne 1966-6-2 36521 Los Angeles Santa Catalina Island: In canyon leading to White s Landing. 61 Comment
  LA33783  Mentha arvensis Peter H. Raven; Henry J. Thompson 1959-10-25 14710 Los Angeles 91 Comment
  LA200589  Mentha canadensis Jonathan Sauer; R Tommaso 1977-7-16 5985 Los Angeles 213 Comment
  RSA0080720  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA729521  Mentzelia albicaulis R. G. Swinney 1999-7-5 7534 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UCR205895  Mentzelia albicaulis R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA587991  Mentzelia gracilenta Orlando Mistretta, T. S. Ross 1994-6-1 1304 Los Angeles San Gabriel Mountains, Santiago Canyon. 1601 Comment
  RSA440460  Mentzelia laevicaulis Albert J. Perkins 1915-10-8 s.n. Los Angeles East Fork San Gabriel River. Comment
  RSA701276  Mentzelia micrantha LeRoy Gross 2003-5-4 822 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  SBBG122601  Mentzelia micrantha R. Burgess, B. Neiners, C. Davis, P. Munro 1999-4-17 3236 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  UC1211157  Mentzelia micrantha Huron H. Smith 1912-5-31 5054 Los Angeles Pebble Beach Road Santa Catalina Isl. 7 Comment
  RSA627569  Mentzelia micrantha Sandy Leatherman, Brian Daniels 1998-7-1 28 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  RSA762238  Mentzelia micrantha Orlando Mistretta, Christine Mistretta 2008-5-19 3129 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  UCR178076  Mentzelia montana LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Transverse Ranges; San Gabriel Mountains, Southwest ridge that climbs to Mt. Markham, between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA282454  Mentzelia veatchiana H. J. Thompson 1960-4-10 3045 Los Angeles 3.9 miles SE of Pearblossom on road to Valyermo. Mojave Desert. 1067 Comment
  RSA314606  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  SEINET3155071  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 miles E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  UC1537675  Mentzelia veatchiana Gordon H. True Jr. 1935-3-17 117 Los Angeles Lovejoy Butte 853 Comment
  CAS-BOT-BC167613  Mentzelia veatchiana Ernest Braunton 1902-4-29 219 Los Angeles W. Pomona Comment
  SEINET3071266  Mesembryanthemum chilense Ken Hamilton 1984-4-22 18 Los Angeles La Crescenta City Comment
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Sep 16 2014
  CAS-BOT-BC435240  Mesembryanthemum crystallinum Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC438127  Mesembryanthemum nodiflorum Herman Knoche 1919-6-26 Series A, No. 954 Los Angeles S. Catalina Island Comment
  RSA155905  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  RSA655238  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-15 2314 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
  SBBG117131  Microseris douglasii subsp. platycarpha S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1527 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  LA200908  Microseris douglasii subsp. tenella Carl Wishner; 1997-3-24 2427 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  RSA507992  Microseris lindleyi Steve Boyd, Timothy S. Ross 1988-4-28 2247 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  UCR222813  Microseris lindleyi R. G. Swinney 2009-4-29 10584 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA526610  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4192 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA586529  Mimulus aurantiacus Tim S. Ross 1992-5-24 6413 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  RSA527746  Mimulus aurantiacus var. parviflorus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4312 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA273209  Mimulus aurantiacus var. pubescens Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Along trail in sun, Ferndell Trail to Griffith Park Observatory, Griffith Park. Comment
  RSA439234  Mimulus aurantiacus var. pubescens L. B. Ware 1971-5-16 101 Los Angeles Tuna Canyon (east side), Santa Monica mountains. 168 Comment
  UCD122365  Mimulus aurantiacus var. pubescens Gerald Dickinson 1962-5-8 34 Los Angeles 3 miles W of Topanga Canyon-Mulholland Dr., Santa Monica Mts. 353 Comment
  UCR271799  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-7 12588 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA25593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon below the Wrigley Mausoleum. 122 Comment
  PASA107  Mimulus brevipes Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA0040125  Mimulus brevipes Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  UC56440  Mimulus brevipes H. P. Chandler 1902-6-3 2000 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  UCR255815  Mimulus brevipes R. G. Swinney 2010-5-4 12508 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA26276  Mimulus brevipes Reid V. Moran 1941-5-17 860 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  RSA0091329  Mimulus cardinalis R. G. Swinney 2011-8-17 15633 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA420667  Mimulus cardinalis R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA80122  Mimulus cardinalis F. W. Peirson 1924-8-23 5054 Los Angeles West Fork of San Gabriel River. 412 Comment
  RSA0115255  Mimulus floribundus Richard G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA408108  Mimulus fremontii Roy R. Snelling 1977-3-19 28 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  RSA442756  Mimulus guttatus E. S. Spalding 1927-4-1 s.n. Los Angeles Arrowhead Hot Springs. Comment
  RSA442774  Mimulus guttatus R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA797956  Mimulus guttatus E. A. Purer 1935-5-11 6575 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  UCR204756  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA430209  Mimulus parishii Anstruther Davidson 1890-05 s.n. Los Angeles Riverbed. [no additional locality information] Comment
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Oct 19 2007
  RSA602748  Mimulus rubellus Louis C. Wheeler 1967-8-1 10208 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  RSA778738  Minuartia douglasii Orlando Mistretta, Christine Mistretta 2010-6-1 5236 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  PASA600  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SBBG80285  Mirabilis californica F. C. Boutin 1967-4-23 1683 Los Angeles Lemon Tank 304 Comment
  RSA464667  Mirabilis laevis var. crassifolia Jack Rempel 1932-4-24 15256 Los Angeles El Segundo. Comment
  UCR106889  Monardella australis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  CAS-BOT-BC219995  Monardella breweri subsp. lanceolata J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  LA62782  Monardella exilis Carl Epling; 1944-7-1 sn Los Angeles W of Little Rock Creek and N of Little Rock Comment
  UCR141804  Monardella odoratissima June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, 1 mile east of Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2195 Comment
  CAS-BOT-BC220437  Monardella saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA733720  Monardella saxicola R. G. Swinney 2000-6-25 7800 Los Angeles San Gabriel Mtns.: ridge on west side of San Antonio Canyon, between Evey Canyon and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  UC196494  Monolopia lanceolata Samuel B. Parish June 1886 1962 Los Angeles Elizabeth Lake Comment
  SD253499  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  RSA65202  Mucronea californica F. W. Peirson 1951-1 1778 Los Angeles Rubio Wash, Altadena Comment
  SBBG11606  Muhlenbergia appressa P. H. Raven 1962-5-9 17651 Los Angeles rd just N of Guds 249 Comment
  UCR150388  Muhlenbergia asperifolia L. C. Wheeler 1946-8-27 6255 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  UCD86747  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles San Gabriel Mts. South Fork Big Rock Creek. 1600 Comment
  UCR194005  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  RSA653908  Muhlenbergia microsperma Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 809 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 594 Comment
  UCD86842  Muhlenbergia microsperma Daryl Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  RSA729338  Muhlenbergia richardsonis R. G. Swinney 1999-6-30 7482 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. 1561 Comment
  UCR191164  Muhlenbergia rigens R. G. Swinney 1999-6-28 7460 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
  UC1134635  Muilla maritima A. D. Gifford 1935-5-11 206 Los Angeles 2 1/2 mi sse Neenach; Tejon Quadrangle Comment
  RSA0035137  Muilla maritima A. Arpaia 1969-5-10 s.n. Los Angeles Mint Canyon, Boiling Point. 457 Comment
  SBBG12516  Munzothamnus blairii P. H. Raven 1962-7-11 17992 Los Angeles cyn N of Nanny, NE of Lemon Tank, about halfway down Comment
  SEINET10469464  Musa Kappes 2001-3-2 Kappes 99 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  SEINET10768952  Myrsine africana W. Hansis 1977-6-22 Hansis s.n. Los Angeles Botanical Garden, University of California Comment
  RSA74724  Nama demissa var. demissa F. W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  POM1066  Nassella cernua Anstruther Davidson 1918-04 s.n. Los Angeles Vacant lot in Los Angeles Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  UCSB22345  Nassella cernua Bridge, Phillip 1966-5-13 Los Angeles North end of Mill Creek Camp, east from its junction with Soledad Canyon Road, Angeles National Forest 640 Comment
  UCSB44588  Nassella cernua Strong, Lisa 1982-5-20 Los Angeles .5 mile north on Hungry Valley Road from its offramp at Interstate 5 914 Comment
  RSA0034431  Nassella cernua Reid V. Moran, A. Chase 1941-2-16 570 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  SBBG128448  Nassella pulchra M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1776 Los Angeles open slope above Parson's Landing 213 Comment
  SBBG97039  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4364 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SD69655  Navarretia hamata Robert F. Thorne 1966-4-28 36263 Los Angeles Santa Catalina Island; water tank above Mausoleum, Avalon Canyon above road 182 Comment
  RSA725863  Navarretia hamata subsp. hamata R. G. Swinney 1998-5-15 6054 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  CATA1222  Navarretia hamata subsp. leptantha Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2287 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  SEINET10458414  Nemacladus longiflorus Frank W. Peirson 1921-6-21 Peirson 2453 Los Angeles West Fork of San Gabriel River 640 Comment
  UCR126549  Nemacladus longiflorus var. breviflorus Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  RSA0040382  Nemacladus secundiflorus R. G. Swinney 2010-5-11 12656 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  UCR256239  Nemacladus secundiflorus R. G. Swinney 2010-5-19 12841 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA725136  Nemacladus sigmoideus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -25 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SFV16101  Nemophila menziesii J. M. Kneitel 1995-4-9 22 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 100 m off highway. 915 Comment
  UCSB5329  Nemophila menziesii Ballard 1954-4-13 Los Angeles On Pomona College Campus 259 Comment
  RSA717060  Nemophila menziesii Andrea Edwards, Pam DeVries 2006-4-11 65 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0003800  Nemophila menziesii subsp. australis Marcus E. Jones 1882-2-25 3037 Los Angeles Pasadena. Comment
  RSA11069  Nemophila menziesii var. menziesii Carl B. Wolf 1928-3-29 1561 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA421330  Nemophila menziesii var. menziesii Fay A. MacFadden 1931-3-7 s.n. Los Angeles Vineland Ave., Roscoe Comment
  RSA0081131  Nemophila spatulata R. G. Swinney 2010-6-1 13102 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  LA52038  Neogaerrhinum kelloggii Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CATA2880  Nerium oleander Sara L. Crockett 1996-10-28 19 Los Angeles Santa Catalina Island: Above walkway near Casino, lining main road 9 Comment
  CAS-BOT-BC349861  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale and Piute Butte, Mohave Desert Comment
  CHSC52842  Nicotiana glauca L. P. Janeway 1988-12-24 3161 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  RSA657348  Nicotiana glauca S. Campbell 1980-6-4 36 Los Angeles Verdugo Mountains Region: Found on southeastern slope of Verdugo Mountains. 259 Comment
  RSA657467  Nicotiana glauca J. Liston 1980-6-2 49 Los Angeles Back dirt trail of Verdugo Park, 1/2 mile west of Glendale College Comment
  UC1584908  Nicotiana glauca Tim Ross 1991-4-8 4474 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 228 Comment
  SEINET10950896  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3967 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA552512  Nitrophila occidentalis D. Charlton 1989-5-25 3198 Los Angeles Corner of G/H and 30th Street West, Palmdale. 610 Comment
  UCR106888  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles San Gabriel Mtns., 0.75 mi from mouth of Rogers [Roberts] Canyon 305 Comment
  LA94735  Nuphar lutea subsp. polysepala Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  UCR265501  Oenothera Dan S. Cooper 2015-5-13 515- 47 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  RSA158225  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-10 479 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  SD90542  Oligomeris linifolia Robert F. Thorne 1966-4-16 36050 Los Angeles San Clemente Island; above pebbly beach, c. I(c) mile SSE of Eel Point, SW side of island 2 Comment
  SEINET13387025 Image available Onagraceae R. G. Swinney 2011-1 15444 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  SEINET9037782 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill 402 Comment
  RSA0087041  Opuntia X vaseyi R. G. Swinney 2010-4-1 12171 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash. 331 Comment
  POM279499  Opuntia basilaris var. brachyclada Edwin F. Wiegand 1952-03 184 Los Angeles Collected at Valyermo Comment
  RSA65769  Opuntia basilaris var. brachyclada F. W. Peirson 1923-5-26 3546 Los Angeles Rock Creek, north slope of San Gabriel Mts., 1524 Comment
  UCR223808  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11164 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA487345  Opuntia littoralis Richard Noyes 1988-7-30 606 Los Angeles Claremont, adjacent to Mills Avenue east of Thompson Creek Dam. Comment
  UC717057  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles in dry ditches assimilating vernal pools around airport at at corner of South Western Avenue and Rosecrans Avenue; Los Angeles Comment
  RSA458968  Oreonana vestita George R. Johnstone 1928-6-10 15493 Los Angeles above Manker Flats on the N slope near Sierra Club Cabin Comment
  JEPS81485  Orobanche fasciculata R. Mitchel Beauchamp 1982-8-22 Los Angeles on cliff above beach at mouth of canyon below Nanny camera pad site 6 Comment
Read comments
Dec 25 2010
  RSA0059245  Orobanche uniflora subsp. occidentalis Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 & 5, San Dimas Canyon. Comment
  CAS-BOT-BC238381  Orthocarpus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  POM157990  Orthocarpus purpurascens M. B. Dunkle 1928-3-17 1739 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  SEINET10954059  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2646 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  CAS-BOT-BC355757  Osmadenia tenella Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  CAS-BOT-BC355760  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  JEPS15912  Osmorhiza berteroi Frank W. Peirson 1919-6-14 491 Los Angeles Rock Creek San Gabriel Mountains 1981 Comment
  RSA660810  Osmorhiza brachypoda Gerald Braden, Lori Ackerman, Arthur Davenport 1988-5-4 16 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  LA50660  Oxalis californica W. O. Griesel; 1936-3-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  POM353464  Oxalis pes-caprae Charles F. Seymour 1902-3-4 s.n. Los Angeles 150 W. Pico St. Comment
  SEINET12183124  Oxalis pes-caprae R. F. Thorne, Tilforth, C. W. 1971-1 41519 Los Angeles San Gabriel Mts., Angeles Nat'l Forest, below dam in San Dimas Canyon 427 Comment
  RSA230213  Oxytheca trilobata Robert F. Thorne 1969-7-2 38272 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA392789  Oxytheca trilobata Robert Kessler 1921-7-4 3447 Los Angeles Barley Flats, San Gabriel Mts. Comment
  RSA94705  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines region west of Swartout Valley Comment
  UC111444  Packera ionophylla H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mts. Comment
  RSA594554  Panicum capillare F. R. Fosberg, Joseph A. Ewan 1931-8-11 782 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  SBBG95210  Parapholis incurva M. B. Dunkle 1908-4-29 Los Angeles near lagoon, Little Harbor Comment
  UCD88606  Parapholis incurva Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  LA51803  Parietaria hespera var. californica Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA448015  Parietaria hespera var. hespera F. R. Fosberg 1931-3-24 S- 4349 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  RSA533494  Parietaria hespera var. hespera Tim S. Ross 1991-4-21 4500 Los Angeles Whittier Hills(Puente Hills, pro parte): Turnbull Canyon drainage near mouth of the Turnbull Canyon. 154 Comment
  RSA535687  Parietaria hespera var. hespera Tim S. Ross 1991-5-23 5480 Los Angeles San Clemente Island. Mouth of Tota Canyon, middle of island, eastern escarpment. 6 Comment
  SD187491  Parthenocissus vitacea R. E. Riefner Jr. 2007-5-27 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. 68 Comment
  RSA722933  Parthenocissus vitacea R. E. Riefner 2007-5-27 7 -219 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. (NAD 83) 69 Comment
  UCR120584  Pectocarya anisocarpa Steven R. Hill, K. Kramer 2001-4-22 33343 A Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR178856  Pectocarya anisocarpa LeRoy Gross 2003-3-7 756 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  RSA594737  Pectocarya linearis subsp. ferocula T. S. Ross 1995-4-7 8350 Los Angeles 'OLD RIDGE ROUTE'': 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  POM368748  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge, San Clemente Island Comment
  POM368749  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-5-5 54779 Los Angeles Bulrush Canyon, Santa Catalina Island 200 Comment
  UCR265951  Pectocarya setosa Orlando Mistretta, Christine Mistretta 2005-4-21 2057 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  SFV5830  Pedicularis semibarbata M. L. Vincent 1964-6-24 589 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 1 mile from Angeles Crest Highway at road to private camp for horseback overnights -- Jackson Flats. 2285 Comment
  UCSC000881  Pedicularis semibarbata Peter Kamb 1947-6-9 592 Los Angeles Angeles Crest highway above Little Rock Creek Angeles Crest, Little Rock Creek - San Gabriel Mts. 1951 Comment
  RSA670401  Pedicularis semibarbata Bonnie C. Templeton 1932-5-31 4860 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
  CAS-BOT-BC67706  Pellaea andromedifolia Ira L. Wiggins; L. R. Abrams 1931-7-6 350 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  RSA686741  Pellaea andromedifolia G. R. Proctor 1944-02 776 Los Angeles Sepulveda Canyon Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET3153879  Pellaea andromedifolia G. B. Grant 918 Los Angeles Mt. Wilson, S Cal. Comment
  RSA85028  Pellaea andromedifolia var. andromedifolia F. W. Peirson 1919-12-2 1513 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  POM281941  Pellaea mucronata subsp. mucronata George L. Fisher 1929-6-8 102 Los Angeles Glendale. 305 Comment
  RSA584318  Pellaea mucronata var. mucronata T. S. Ross, Steve Boyd 1991-3-23 4260 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development). 926 Comment
  RSA535335  Pellaea mucronata var. mucronata T. S. Ross 1991-5-21 5399 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  UC1922763  Pennisetum clandestinum LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2456 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of the range. Whiting Woods road about three quarters to the main crest. Near. 671 Comment
  CAS-BOT-BC174027  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA0025163  Penstemon caesius Jane Tirrell 2012-6-19 LS 0074 Los Angeles Upslope approximately 0.3 miles south of California State Route 2 near mile marker 67.86, 0.5 miles north of Mt. Hawkins. 2522 Comment
  RSA226977  Penstemon caesius Robert F. Thorne 1971-8-25 41251 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Throop Peak 2784 Comment
  RSA702311  Penstemon centranthifolius Steve D. Boyd, Amber Maurice 2004-5-18 11308 Los Angeles Atmore Meadows area. Comment
  POM184680  Penstemon centranthifolius Joseph A. Ewan 1932-5-29 7234 Los Angeles Ridge east of Mount Gleason 1524 Comment
  RSA230062  Penstemon centranthifolius Robert F. Thorne 1971-6-26 40595 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  RSA412439  Penstemon centranthifolius T. W. Minthorn 1927-6-11 s.n. Los Angeles Near Neenach. Comment
  SEINET12327260  Penstemon centranthifolius H. W. Graham 1927-1 9- 9 -10 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  RSA578307  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  LA51901  Penstemon heterophyllus var. australis A. M. Johnson; 1934-5-4 4451 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SD37447  Penstemon heterophyllus var. heterophyllus Florence Post 1931-5-4 2054 c Los Angeles Flintridge Hills, hillside Comment
  POM156330  Penstemon labrosus L. R. Abrams 1902-6-30 2606 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA597378  Penstemon rostriflorus Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3706 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  NY650483  Penstemon rostriflorus G. J. Goodman 1930-7-28 1728 Los Angeles Mt. San Antonio, south slope. San Gabriel Mountains 2895.6 Comment
  UCD124330  Penstemon spectabilis Gordon Pilone 1960-5-24 48 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  RSA401894  Penstemon spectabilis N. C. Cooper 1945-5-1 2180 Los Angeles Santa Monica Mountains 762 Comment
  RSA615703  Penstemon spectabilis subsp. subviscosus Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: Bichota Canyon west of heliport, just above road. 1402 Comment
  UC88030  Pentachaeta lyonii T. S. Brandegee Los Angeles Santa Catalina Comment
  RSA0008519  Pentachaeta lyonii P. H. Raven, Robert F. Thorne 1964-5-7 19017 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA0060336  Pentagramma triangularis R. F. Thorne 1970-3-5 39361 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  SD112066  Pentagramma triangularis subsp. semipallida Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  LA94195  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1691 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 1 mi W of Triunfo Canyon Rd. 304 Comment
  RSA653844  Pentagramma triangularis subsp. triangularis Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  SBBG20556  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-8 6393 Los Angeles cyn head above Mosquito Cove, between Triangulation Pts Malo and Chenity 243 Comment
  RSA233255  Perideridia parishii subsp. latifolia R. F. Thorne 1969-7-2 38314 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  UC106553  Perideridia pringlei Dr. A. Davidson Los Angeles Acton Comment
  RSA0042220  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2839 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove. 6 Comment
  CAS-BOT-BC419298  Persicaria punctata Peter H. Raven; Henry J. Thompson 1959-10-14 14624 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). East end of Malibu Lake 220 Comment
  RSA679902  Phacelia austromontana LeRoy Gross, Michael Denslow 2003-6-4 978 Los Angeles Trail from Islip Saddle to Mt. Williamson. 2195 Comment
  SD247660  Phacelia brachyloba Ed Kentner, Onkar Singh 2014-4-4 365 Los Angeles Cleveland Mational Forest, near Main Divide Road, approx. 2 km southeast of Ortega Highway. 843 Comment
  LA105114  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-9 8277 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  RSA0035453  Phacelia cicutaria var. hispida Roxanne Smith 1991-5-5 15 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA427636  Phacelia cicutaria var. hispida H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica Mtn, foothills Comment
  RSA524203  Phacelia cicutaria var. hispida Tim S. Ross, Steve Boyd 1990-6-6 2896 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  UCR280895  Phacelia cryptantha R. G. Swinney 2014-5-7 16410 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  JEPS1530  Phacelia curvipes T. Craig 1927-6-8 404 Los Angeles Bear Canyon Trail to Mt. San Antonio San Gabriel Mts. Comment
  RSA729566  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  IRVC26444  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA426228  Phacelia distans T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills. Comment
  RSA703906  Phacelia distans Gary D. Wallace, Ann Hiller 1983-5-18 2048 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  UC75120  Phacelia distans C. F. Baker 1904-4-15 4104 Los Angeles Claremont Comment
  UCR177535  Phacelia distans LeRoy Gross 2005-4-28 2155 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA426229  Phacelia distans Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  UC702991  Phacelia distans John Thomas Howell 1928-6-10 3882 Los Angeles Deer Park San Gabriel Mts., Monrovia Canyon Comment
  UCD120401  Phacelia distans T. C. Fuller 1962-4-10 8161 Los Angeles N. side of Hwy 66, w. limits of Azusa. Comment
  SD113330  Phacelia douglasii Darley F. Howe 1948-5-2 1780 Los Angeles Desert side of Angeles Crest Highway. 1584 Comment
  CAS-BOT-BC141539  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles S.E. point of San Clemente Island Comment
  RSA0111947  Phacelia fremontii Richard G. Swinney 2011-4-19 14401 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR200160  Phacelia grandiflora Valerie Soza, Laura A. Moore 2000-5-10 864 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA594899  Phacelia grandiflora Fred M. Roberts 1995-5-19 4942 Los Angeles Santa Ana Mtns: San Juan Canyon, S of route 74, 1.8 km WSW Lowe San Juan Picnic Ground. 366 Comment
  RSA749076  Phacelia lemmonii R. G. Swinney 2005-8-11 8453 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA230232  Phacelia longipes Robert F. Thorne 1969-7-2 38342 Los Angeles Mt. Baden Powell. at edge of parking lot for Mt. Baden Powell trail head of Vincent Gulch. 2008 Comment
  UC1349371  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles below Stage Station; Santa Catalina Island, Middle Ranch Canyon 76 Comment
  UC557750  Phacelia lyonii Nell Murbarger May, 1936 226 Los Angeles e side of island San Clemente Island (near the beach) Comment
  UCR197205  Phacelia minor Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 750 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  UCR270092  Phacelia minor R. G. Swinney 2011-3-22 14174 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  LA205632  Phacelia mohavensis Victor Duran; 1933-7-11 3512 Los Angeles San Gabriel Mountains, Sulphur Springs 1523 Comment
  UCR271324  Phacelia ramosissima R. G. Swinney 2011-5-12 14681 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA607086  Phacelia tanacetifolia Louis C. Wheeler 1932-4-10 596 Los Angeles 8 mi. W Palmdale on Portal Ridge north of Amargosa Creek. 1037 Comment
  LA200584  Phacelia viscida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM289731  Phacelia viscida Arthur L. Cohen 1934-8-2 480 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA1074  Phacelia viscida J. T. Howell 1928-6-29 997 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  SBBG65054  Phacelia viscida M. N. Ackley -May-1927 401 Los Angeles Mulholland Drive 457 Comment
  UC574927  Phacelia viscida Carl Epling and Louis Wheeler 1933-6-4 1853 Los Angeles Ridge Route near Summit 1524 Comment
  RSA533469  Phacelia viscida Tim S. Ross 1991-4-21 4559 Los Angeles Whittier Hills (Puente Hills, proparte) ridgetop on N side of Turnbull Canyon. 287 Comment
  RSA752454  Phalaris canariensis Justin M. Wood 2009-4-22 519 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  POM356924  Phalaris minor Chung-Hsin Chung 1931-2-26 s.n. Los Angeles Pasadena. Comment
  RSA435570  Pholisma arenarium Unspecified 1899-06 s.n. Los Angeles Beach near Santa Monica Mts Comment
  POM3506  Pholistoma auritum P. A. Munz 1918-4-11 2048 Los Angeles Foot of Lone Hill. Glendora. Comment
  SBBG94238  Pholistoma auritum R. Moran 1941-3-1 663 Los Angeles Arrow Pt 200 Comment
  RSA233395  Pholistoma auritum Robert F. Thorne 1966-4-16 36076 Los Angeles San Clemente Island: Canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  LA38523  Pholistoma auritum var. auritum Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  RSA658222  Pholistoma auritum var. auritum Tim Turmezei 1988-3-2 20 Los Angeles Walnut Creek. Comment
  SBBG41361  Pholistoma membranaceum J. P. Broughton, K. K. Muller 1971-4-2 1350 Los Angeles Soledad Cyn Rd, ca. 5 mi S of Palmdale Comment
  SFV13272  Pholistoma membranaceum M. J. Thor 1983-4-16 173 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR183578  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  RSA420804  Phoradendron macrophyllum Edwin Kline 1925-8-16 s.n. Los Angeles Near Saugus. Comment
  SJSU5211  Phoradendron serotinum subsp. tomentosum S. M. Kaune 1961-12-30 213 Los Angeles Old Grapevine Rd c. 10 mi S of Tejon Pass 914 Comment
  POM354328  Phoradendron villosum A. Menke 1955-4-16 s.n. Los Angeles Upper San Francisquito Canyon. Comment
  RSA603194  Phoradendron villosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA649656  Phoradendron villosum Michael Horn 1991-4-30 16 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UCR127197  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26242 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  POM219966  Phyla nodiflora F. R. Fosberg 1932-5-5 8113 Los Angeles Santa Catalina Island. Hill in Avalon. Ocean bluff. 30 Comment
  RSA233597  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island, wave washed rocky shoreline at dead low tide, Catalina Harbor at Isthmus -1 Comment
  UCR199866  Pinus canariensis LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2591 Los Angeles Transverse Ranges, Verdugo Mountains, south side of the range, an old overgrown road off of Via Montana at end of Olive Avenue, between Sunset Canyon and Story Canyon 366 Comment
  RSA169040  Pinus jeffreyi Mark Parratt 1964-2-6 602 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UC400306  Pinus torreyana H. A. E. Marshall and M. B. Elliott 1911-2-11 Los Angeles Soledad Mt. Soledad Mt. (n spur, overlooking mouth of Soledad Canyon) Comment
Read comments
Dec 22 2014
  POM9118  Piperia cooperi Philip A. Munz, R. D. Harwood 1920-4-21 3787 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA382794  Piperia elongata George Henry Grinnell 1929-6-30 s.n. Los Angeles Near Malibu Lake. Comment
  UCR201413  Pistacia vera Justin M. Wood 2008-11-21 253 Los Angeles San Gabriel Mountains, Beartrap Canyon at confluence with Aliso Canyon 1026 Comment
  CAS-BOT-BC71791  Pityrogramma triangularis var. viscosa L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles Vicinity of Mosquito Harbor Comment
  UCR84382  Plagiobothrys acanthocarpus T. S. Ross 1993-4-22 6895 Los Angeles Santa Catalina Island, SW part of the island, SE slope of the 1528-foot peak (not far below its summit), 1200 m ESE of the summit of Cactus Peak (1560 ft.). 456 Comment
  RSA600161  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 B Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SD148205  Plagiobothrys arizonicus G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4043 Los Angeles Junction of Munz Ranchg Road and Lake Elizabeth Road north of Lake Elizabeth. 1098 Comment
  IRVC29650  Plagiobothrys canescens A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26227 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  UCR261860  Plagiobothrys canescens var. canescens Tim Thomas 1987-3-17 1040 Los Angeles South Coast, Santa Monica Mountains, Paramount Ranch, north secion on small hill 229 Comment
  RSA13945  Plagiobothrys collinus var. fulvescens D. D. Keck 1922-5-3 s.n. Los Angeles Johnson's Pastures, 2 mi north of town, base of Mtns. 457 Comment
  UCSC011206  Plantago erecta Adam Searcy 2015-2-10 66 Los Angeles Val Verde Comment
  RSA0080746  Plantago indica R. G. Swinney 2010-6-23 13367 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  SD234976  Plantago indica Kai T. Palenscar 2008-7-25 Los Angeles Southern Coast; San Gabriel Valley: city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River (El Monte 7.5' Q) 59 Comment
  POM4542  Plantago major I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA650597  Plantago major Jim Graham 1953-5-24 s.n. Los Angeles West of Imperial Hy. and 1/4 mile east of Lemon Dr., Whittier. 69 Comment
  SBBG18703  Plantago ovata var. insularis E. R. Blakley 1963-4-8 5551 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  RSA251452  Plantago ovata var. insularis Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA0004710  Plantago purshii S. B. Parish 1916-3-31 10751 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island Comment
  JEPS64467  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA656939  Platanthera sparsiflora Valerie L. Soza, Laura Moore 2000-6-14 1012 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UCR202692  Platanthera sparsiflora R. G. Swinney 2001-8-11 8042 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  CATA2202  Platanus racemosa Sara L. Crockett 1997-2-19 62 Los Angeles Santa Catalina Island: 0.2 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; Hermit Gulch Campground; along fence 106 Comment
  OBI8163  Platanus racemosa Lewis Meltz 1977-4-9 LM 32 Los Angeles Eaton Cyn, 3.0 km E of Eaton Cyn bridge Comment
  RSA401718B  Platanus racemosa N. C. Cooper 1942-6-3 1684 Los Angeles Campus USC Comment
  RSA591461  Platanus racemosa Louis C. Wheeler 1966-10-12 8975 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/4 mi. upstream from Heaton Flat. 610 Comment
  SEINET12036344  Platanus racemosa Unknown 1936-1 12733 Los Angeles near Santa Monica Comment
  CAS-BOT-BC91669  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-5-11 7802 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  LA82461  Platystemon californicus O. H. Kappler; 1944-4-9 580 Los Angeles Santa Monica Mountains, Lake Eleanor, Canterbury Ranch 335 Comment
  RSA751417  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -118 Los Angeles City of Malibu, vicinity of La Piedra State Beach. 3 Comment
  UC1070069  Pluchea sericea A. D. Gifford 1934-2-20 299 Los Angeles Santa Clara River Santa Susana Quad. 243 Comment
  RSA0047560  Poa annua A. C. Sanders 2006-5-16 32337 Los Angeles Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCD91973  Poa pratensis subsp. pratensis Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains. On north side of Blue Ridge by Guffy camp. Comment
  RSA586528  Poa secunda Timothy S. Ross 1991-3-23 4246 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +- west of Lovejoy Springs (destroyed by development.) 884 Comment
  UCR208083  Poa secunda V. W. Steinmann 1966-3-30 820 Los Angeles San Gabriel Valley, Pomona, Elephant Hill, east-facing slope above and adjacent to Mission Blvd. at a point 0.5 km southwest of Humane Way 300 Comment
  RSA600740  Poa secunda subsp. secunda L. C. Wheeler 1955-4-17 7138 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon.. . Comment
  UCSB510  Poa secunda subsp. secunda Mooney, Harold 1956-4-13 Los Angeles Mint Canyon Comment
  RSA495085  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA670204  Polycarpon tetraphyllum Joseph M. Keefe 2001-3-16 31116 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA594576  Polygonum arenastrum Louis C. Wheeler 1966-10-12 8965 Los Angeles San Gabriel Canyon, the forks, flat Comment
  UCR256862  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR277181  Polygonum aviculare R. G. Swinney 2010-10-5 13972 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA466344  Polygonum lapathifolium F. R. Fosberg 1930-6-26 S 3045 Los Angeles Lower Ballona Creek. 8 Comment
  CAS-BOT-BC71885  Polypodium californicum Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA782110  Polypogon monspeliensis A. C. Sanders, Dan S. Cooper 2010-4-30 38157 Los Angeles Madrona Marsh, Torrance 24 Comment
  UC1870299  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Range: Verdugo Mountains Region.; N side of mountains: Entered W of Haines Canyon Park, off of Estepa Drive in Tiujuanga. Follow a ridge SW, then W into a small tributary NW of this ridge. Tributary is N of the 210 freeway. S of 210, tributary drains into La Tuna Canyon. Survey N of 210 457 Comment
  UC50630  Polypogon monspeliensis J. H. Barber 1897-12-5 151 Los Angeles Santa Monica Comment
  UCR270904  Polypogon monspeliensis R. G. Swinney 2011-5-26 14871 B Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC237500  Polypogon viridis F. A. M. 1936-9-6 14742 Los Angeles Mount Baldy Camp, San Antonio Canyon Comment
  POM7330  Polypogon viridis L. T. Street, G. Williams 1919-5-10 2695 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA802569  Polypogon viridis Orlando Mistretta, Christine Mistretta 2011-7-1 5883 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SD30882  Polypogon viridis Edith A. Purer 1931-5-1 2046 Los Angeles Pasadena, moist ground. Comment
  SEINET6409500  Polystichum munitum G. B. Grant, W. Wheeler 1904-5-17 1032 /6236 Los Angeles Mt. Wilson 1524 Comment
  JEPS42951  Potamogeton illinoensis Frank W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake; San Gabriel Mountains 1676 Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  CAS-BOT-BC143343  Potentilla multijuga Dr. H. E. Hasse 1890-8-1 s.n. Los Angeles Flats near Ballona Comment
  RSA0022521  Prunus ilicifolia Duncan S. Bell, Caitlin Elam 2013-6-24 5244 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA454132  Prunus ilicifolia subsp. ilicifolia Unspecified 1965-6-16 s.n. Los Angeles Cattle Canyon, above Azusa. Comment
  RSA348068  Prunus lyonii Dave Kelly, Walter Wisura 1986-4-30 4117 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  CDA3912  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Peninsular Ranges; Chino-Puente Hills region. Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. Comment
  RSA726051  Prunus virginiana var. demissa R. G. Swinney 1997-6-19 5624 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  RSA188215  Pseudognaphalium biolettii R. F. Thorne, P. Everett 1965-6-22 34873 Los Angeles Santa Catalina Island: canyon behind Bird Park 91 Comment
  SEINET4006972 Image available Pseudognaphalium biolettii R. Moran 1941-1 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  CAS-BOT-BC356549  Pseudognaphalium biolettii Geo. B. Grant 1900-3-9 s.n. Los Angeles Pasadena Comment
  RSA127875  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. Alt 700ft 213 Comment
  SEINET3195633 Image available Pseudognaphalium californicum G. Rink 2011-6-1 10578 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UCR258787  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG131905  Pseudognaphalium californicum S. A. Junak 2000-6-30 SCa 1359 Los Angeles just W of summit of Mt Torquemada and Triangulation Point "well 2" 402 Comment
  CAS-BOT-BC357284  Pseudognaphalium microcephalum D. L. Crawford 1915-8-14 s.n. Los Angeles Mts. above Claremont, Palmer Canyon Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  UCR270848  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC80058  Pseudotsuga macrocarpa John H. Thomas 1956-11-8 6475 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  RSA0048469  Psoralea macrostachya Lee Haines 1935-7-13 s.n. Los Angeles Big Dalton Canyon, San Gabriel Mountains. Comment
  SBBG14837  Pteris vittata L. L. Kiefer 1963-2-17 432 Los Angeles Eaton Cyn, from above dam to below second falls 548 Comment
  UCR247416  Pteris vittata Joseph Cahill 2011-2-5 s.n. Los Angeles San Gabriel Mountains, Rubio Canyon, c. 0.8 mi. NW of trailhead at Rubio Vista Rd. 664 Comment
  UCR265947  Purshia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC158662  Purshia tridentata var. glandulosa Joseph Andorfer Ewan 1936-8-5 9933 Los Angeles Mescal Creek, San Gabriel Mts. 1524 Comment
  OBI44917  Purshia tridentata var. glandulosa David J. Keil, V. L. Holland, Michael Stiles and Francis Villablanca 1987-5-1 20067 Los Angeles San Gabriel Mts. Along Big Pine hwy W of Jackson Lake Comment
  UC1587670  Pycnanthemum californicum Tim Ross 1991-8-14 5794 Los Angeles Pacifico Mtn Rd 3200 ft nw Alder Saddle; San Gabriel Mtns., Chilao Flat Quad., Pacifico Mtn Rd 1767 Comment
  UCR178054  Pyracantha koidzumii LeRoy Gross 2003-2-22 749 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  RSA583139  Quercus Tim S. Ross 1993-4-22 6915 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  CAS-BOT-BC45626  Quercus agrifolia Steve Boyd; Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mt. 914 Comment
  CLARK-A1528-5004  Quercus agrifolia John C. Roos 1937-4-18 1363 Los Angeles Live Oak Canyon Comment
  CHSC99435  Quercus berberidifolia LeRoy Gross 2000-11-12 326 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. Near road. 411 Comment
  SBBG111418  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi W of Palmdale, beside rd to Elizabeth Lake Comment
  LA46430  Quercus chrysolepis A. M. Johnson; 1932-6-18 4127 Los Angeles San Bernardino Mountains, along road up to Inspiration Point, Big Pine 1828 Comment
  UCR223486  Quercus chrysolepis R. G. Swinney 2009-6-8 11064 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC86357  Quercus dumosa Ernest Braunton 1902-6-1 s.n. Los Angeles Griffith Park Comment
  SEINET9033656  Quercus dumosa G. B. Grant, W. Wheeler 1904-5-17 1088 Los Angeles Collected at Mt. Wilson, southern CA, Pasedena 1524 Comment
  CAS-BOT-BC79759  Quercus durata John Thomas Howell 1927-10-16 3153 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  JEPS37347  Quercus durata Theodore Payne 1927-11-5 5 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  POM2106  Quercus durata var. gabrielensis C. F. Baker 1903-9-20 3684 Los Angeles San Antonio Canyon near Claremont. Comment
  POM270183  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12200 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA635048  Quercus durata var. gabrielensis Valerie L. Soza, Kent Hughes 1999-6-17 555 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  UCR212765  Quercus durata var. gabrielensis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1826 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  CAS-BOT-BC94182  Quercus engelmannii Ralph N. Philbrick; Robert F. Thorne 1967-5-18 B 67 -220 Los Angeles Santa Catalina Island; Lower-middle Bull Rush Canyon, Salta Verde Comment
  JEPS37774  Quercus engelmannii Joseph R. Brown 1938-7-28 Los Angeles California Institute of Technology grounds Pasadena Comment
  UCR244773  Quercus engelmannii Mia Ingolia, Lynne Hasz, (Arboretum Oak Project) 2009-10-28 119 Los Angeles Original source: Los Angeles Arboretum, Arcadia [part of native remnant stand] 178 Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  CAS-BOT-BC105255  Quercus kelloggii Fay A. Mac Fadden 1936-9-6 14745 Los Angeles Lake Arrowhead Comment
  RSA476815  Quercus kelloggii T. S. Clare 1936-5-25 s.n. Los Angeles Deep Creek near Landcaster [Lancaster]. Comment
  CLARK-A1528-1146  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Placerita Canyon 365 Comment
  RSA0113732  Quercus macdonaldii Steven A. Junak 1999-5-21 SCa- 986 Los Angeles Santa Catalina Island. W side of Coffee Pot Canyon. Just upstream from road crossing. 411 Comment
  CATA70  Quercus pacifica Peter Henrikson 1987-4-13 53 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  SBBG21458  Quercus pacifica D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Cyn, 1 mi inland 243 Comment
  CAS-BOT-BC258366  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 244 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  UC625052  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 100 Comment
  RSA0091318  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  RSA399388  Ranunculus californicus H. Twining 1888-06 s.n. Los Angeles Mt Hillside Comment
  RSA574315  Ranunculus cymbalaria var. saximontanus R. G. Swinney 1993-9-11 2654 Los Angeles Eastern San Gabriel Mountains: Wrightwood, junction of Spruce St. and Highway 2. North of Highway 2. 1799 Comment
  UCR95282  Ranunculus hebecarpus T. S. Ross, V. W. Steinmann 1995-5-8 8539 Los Angeles Liebre Mtns., Bouquet Canyon, along Bouquet Canyon Road near Bouquet Campground No. 3. 744 Comment
  POM301  Ranunculus hebecarpus P. A. Munz 1918-4-30 2091 Los Angeles Hills south of Pomona. 366 Comment
  SEINET12006550  Raphanus raphanistrum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  RSA0056309  Rhamnus californica Geo. E. Julian 1964-4-11 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA764416  Rhamnus californica subsp. californica Justin M. Wood 2009-8-18 1251 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA642697  Rhamnus ilicifolia Orlando Mistretta 1992-7-14 722 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SEINET13946338 Image available Rhamnus ilicifolia Peter H. Raven, Henry J. Thompson 1959-1 13916 Los Angeles Santa Monica Mountains. 34 deg. 05' N, 118 deg. 39' W. Saddle PeakElev 2750 ft 838 Comment
  UC870817  Rhamnus ilicifolia Ira W. Clokey, B. Templeton Mar 1929 4511 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  CAS-BOT-BC59777  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  RSA161321  Rhamnus pirifolia Peter H. Raven 1962-5-20 17776 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA390865  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5604 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  UCR48962  Rhaphiolepis indica A. C. Sanders 1987-9-18 7364 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC168141  Rhus aromatica Carl B. Wolf 1927-7-24 672 Los Angeles 1/2 mile East of Montrose 457 Comment
  CATA1464  Rhus integrifolia Mark L. Hoefs, Robert F. Thorne 1996-4-6 2649 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  CATA3  Rhus integrifolia USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 1 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  LA200136  Rhus integrifolia James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  RSA150689  Rhus integrifolia P. H. Raven 1962-5-10 17737 Los Angeles Large canyon due north of Boulder San Clemente Island 213 Comment
  RSA386476  Rhus integrifolia F. R. Fosberg 1931-7-16 S- 5606 Los Angeles Gallagher s Canyon. Santa Catalina Island. 10 Comment
  SBBG37732  Rhus integrifolia R. Moran 1941-2-18 582 Los Angeles Middle Ranch Cyn 350 Comment
  CAS-BOT-BC175224  Rhus ovata Wayne Law; Jun Hu 2000-4-30 07 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground 823 Comment
  LA82203  Rhus ovata O. H. Kappler; 1941-4-27 232 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0083301  Rhus ovata R. G. Swinney 2010-5-25 12961 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA615558  Rhus ovata LeRoy Gross 1998-5-15 16 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 365 Comment
  CHSC95384  Rhynchelytrum repens LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side: South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  CAS-BOT-BC92291  Ribes amarum Timothy S. Ross 1992-4-21 6215 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between San Dimas Canyon & Cattle Canyon. 1231 Comment
  RSA0083312  Ribes aureum R. G. Swinney 2010-3-22 12028 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR100062  Ribes aureum var. gracillimum R. G. Swinney 1969-3-11 309 Los Angeles Los Angeles Basin; San Gabriel Valley, NE corner of Arrow Hwy and Live Oak Ave., Irwindale 130 Comment
  UCR151020  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  CAS-BOT-BC93081  Ribes californicum var. hesperium Le Roy Abrams 1902-6-17 2562 Los Angeles Sepulvada Canon [Canyon], Santa Monica Mountains. Comment
  JEPS22781  Ribes cereum Rimo Bacigalupi with Reino Alava 1958-7-20 6438 Los Angeles 1/2 mi se Dawson Saddle (along Angeles Crest Highway (Calif. No.2), headwaters of Dorr Canyon, n slopes of Throop Peak); San Gabriel Mts., Throop Peak, Dorr Canyon 2377 Comment
  SD251234  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 121 Comment
  CAS-BOT-BC6180  Ribes grantii George Bernard Grant; William Wheeler 1904-5-17 6241 Los Angeles Mt. Wilson 1828 Comment
  RSA128791  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  RSA226514  Ribes indecorum C. W. Tilforth 1971-5-29 375 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  RSA441485  Ribes indecorum Louis Greata 1901-04 s.n. Los Angeles San Gabriel Mts. Comment
  SEINET12215920  Ribes indecorum R. F. Thorne 1971-1 41494 Los Angeles San Gabrien Mts., Cobal Canyon, ca 3 mi N of Claremont 503 Comment
  UC917790  Ribes malvaceum Frank W. Gould 1944-4-22 2309 Los Angeles 1/2 mi n Oak Flat Ranger Station (on highway U.S.99) Comment
  RSA476202  Ribes nevadense Anstruther Davidson 1906-6-5 1496 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  SEINET13387021 Image available Ribes nevadense R. G. Swinney 2011-1 15707 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  CAS-BOT-BC209701  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA612202  Ribes speciosum Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SD69547  Romneya coulteri Robert F. Thorne, P. Everett 1965-6-22 34923 Los Angeles Santa Catalina Island: S of Avalon golf course in open flat sandy bottom of Avalon Canyon. 91 Comment
  UCR219432  Rorippa nasturtium-aquaticum R. G. Swinney 2009-3-28 10186 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UC914717  Rosa californica Ira W. Clokey, B. Templeton June 1929 4559 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA598681  Rubus Louis C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights. Comment
  OBI35623  Rubus armeniacus Rebecca Cicoria 1981-4-24 22 Los Angeles Off Caballeros Rd, a short way down Purple Cyn, Rolling Hills Comment
  RSA606037  Rubus discolor Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon. 579 Comment
  JEPS44759  Rubus leucodermis Frank W. Peirson 1919-6-16 494 Los Angeles South Fork Rock Creek San Gabriel Mts., South Fork Rock Creek 1981 Comment
  RSA657283  Rubus ursinus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -13 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  UC1584909  Rubus ursinus Tim Ross 1991-4-8 4476 Los Angeles Elephant Hill San Dimas Quad., , Elephant Hill (western Pomona) 268 Comment
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  UCR158863  Rumex conglomeratus Scott D. White 1994-7-14 2243 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UCR219413  Rumex crispus R. G. Swinney 2009-3-26 10167 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  LA82485  Rumex crispus O. H. Kappler; 1941-3-3 96 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  SBBG13494  Rumex salicifolius E. R. Blakley 1962-10-5 5455 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR185572  Rumex salicifolius A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33521 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  RSA0127376  Rumex salicifolius Louis C. Wheeler 1967-7-20 10133 Los Angeles Aliso Canyon. 1067 Comment
  RSA65923  Rumex violascens F. W. Peirson 1918-6-15 4217 Los Angeles Lake near Palmdale, W Mojave Desert. Comment
  JEPS65650  Rupertia physodes F. W. Peirson 1918-5-26 93 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA383646  Ruppia maritima Robert Gustafson 1980-8-8 1892 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA449356  Ruta chalepensis Alice Jane Merritt 1894-03 1926 Los Angeles Near Riviera. Comment
  RSA578316  Salix exigua Tim S. Ross, Steve D. Boyd 1994-5-10 7713 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  RSA597292  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mountains: Mount Baldy Road on W shoulder, approx. 1/4 mi SW of Mount Baldy Road Junction with Glendora Mountain Road. 1220 Comment
  RSA602479  Salix exigua Scott D. White 1997-5-8 5093 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR108358  Salix exigua L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mtns., Millard Canyon just above Canyon Crest Road Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR216909  Salix gooddingii R. G. Swinney 2009-3-16 10125 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA588085  Salix laevigata Orlando Mistretta 1994-5-25 1255 Los Angeles Little Rock Creek, near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  UCR126598  Salix laevigata A. C. Sanders, Mark Elvin 2003-8-7 27159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  LA208803  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-19 7663 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM177809  Salix lasiolepis Marcus E. Jones 1930-2-14 26535 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  RSA776517  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 b Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  CAS-BOT-BC126290  Salix sessilifolia Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Burbank Comment
  SD80110  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  UC1584703  Salsola australis Tim Ross 1991-3-24 4322 Los Angeles ridgeline sloping s. into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 292 Comment
  RSA561605  Saltugilia grinnellii subsp. grinnellii Steve Boyd, Orlando Mistretta 1993-5-18 8155 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64). 792 Comment
  RSA780119  Saltugilia splendens J. Mark Porter 2005-6-8 14442 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  POM293599  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA590606  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2966 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  RSA424353  Salvia apiana William Emboden 1970-6-12 30 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA613094  Salvia apiana Erin Hewgley, Jeanne Gural 1997-4-18 18 Los Angeles Claremont: Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main road, south of lake. 412 Comment
  UCR222771  Salvia apiana R. G. Swinney 2009-5-9 10703 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  SBBG119479  Salvia carduacea J. Latting 1973-4-21 Los Angeles near the Three Sisters Hills, Antelope Valley NE of Llano 976 Comment
  PASA472  Salvia carnosa subsp. pilosa Frank W. Peirson 1929-6-15 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  RSA570179  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4794 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SFV16166  Salvia columbariae P. A. Krueger 1994-5-18 34 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCR220156  Salvia columbariae R. G. Swinney 2009-4-2 10260 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR231786  Salvia columbariae Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  CAS-BOT-BC224949  Salvia dorrii var. pilosa Paul F. Covel 1937-4-20 962 Los Angeles Antelope Valley Comment
  RSA446277  Salvia dorrii var. pilosa Robert Gustafson, Christopher Davidson 1977-4-20 415 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  UC1281066  Salvia dorrii var. pilosa H. E. McMinn 1935-6-28 4079 Los Angeles approaching Palmdale Comment
  UCR222735  Salvia dorrii var. pilosa R. G. Swinney 2009-5-12 10714 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR256619  Salvia dorrii var. pilosa Anuja Parikh, Nathan Gale 2011-6-7 3424 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 0.2 km west of Godde Hill Road, 0.4 km south of California Aqueduct 1011 Comment
  UC634914  Salvia leucophylla H. L. Mason 1926-4-26 2953 Los Angeles Saugus Comment
  CAS-BOT-BC229928  Salvia mellifera Javier Penalosa 1961-5-21 1517 Los Angeles San Gabriel Canyon Comment
  RSA0088258  Salvia mellifera R. G. Swinney 2010-5-25 12969 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA176447  Salvia mellifera Peter H. Raven, Robert F. Thorne 1964-5-7 19005 A Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA302283  Salvia mellifera Lyman Benson 1957-5-23 15731 Los Angeles Webb School, above Claremont. 488 Comment
  SFV18433  Salvia mellifera C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR38918  Salvia mellifera B. A. Prigge 1985-6-14 6404 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  UCR95540  Salvia mellifera L. C. Wheeler 1967-5-2 9276 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  UC535549  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Mountains; Santa Monica Mountains 300 Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  UC1605252  Sanicula arguta Tim Ross 1993-4-22 6897 Los Angeles 750 m due n of Cactus Peak Summit (sw part of Santa Catalina Island, draining to middle Bullrush Canyon); Santa Catalina Island 335 Comment
  SFV2609  Sanicula arguta C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 1 mile from Highway 101 on Malibu Canyon Road. 366 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  RSA668076  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles San Gabriel Mountains. Lower Moody Canyon. 1073 Comment
  SBBG132309  Schismus arabicus S. A. Junak, B. Collins 1991-4-26 SCI- 241 Los Angeles E side of island along main rd, S of airfield 115 Comment
  RSA710782  Schismus barbatus LeRoy Gross 2005-4-28 s.n. Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA0110850  Scrophularia californica R. G. Swinney 2011-5-6 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UCR48854  Scrophularia californica Steve Morgan 1974-4-20 50 Los Angeles W boundary point of Scholl Canyon Park, Glendale 335 Comment
  UC1595219  Scrophularia californica subsp. californica Tim Ross and Peter Fritsch 1990-6-20 3656 Los Angeles ridgetop between W Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd); San Gabriel Mts 1255 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA596087  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1995-6-28 8631 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCR273567  Scutellaria siphocampyloides R. G. Swinney 2011-6-15 15184 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA445370  Scutellaria tuberosa Geo. L. Moxley 1917-4-15 538 Los Angeles Santa Monica. Comment
  UCR48859  Sedum spathulifolium Steve Morgan 1974-5-17 146 Los Angeles San Gabriel Mtns., 8.9 mi east of Big Tujunga Canyon Road, on dirt road 300 yards north of Monte Cristo Ranger Station 976 Comment
  LA209611  Selaginella asprella Lawrence L. Kiefer; 1966-7-31 2305 Los Angeles San Gabriel Mountains, NE of Buckhorn Camp, Rattlesnake Trail, between Rattlesnake Spring and Burkhart Trail 1828 Comment
  RSA755818  Selaginella asprella R. G. Swinney 2008-9-12 9447 Los Angeles Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC62038  Selaginella bigelovii John H. Thomas 1957-5-11 6754 Los Angeles San Gabriel Mountains, about 3 miles north of La Canada near Angeles Crest Highway 762 Comment
  RSA482390  Selaginella bigelovii Richard Noyes 1987-10-17 456 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  RSA760610  Selaginella bigelovii R. G. Swinney 2008-12-6 9965 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR197192  Selaginella bigelovii Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 663 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  RSA248844  Selaginella bigelovii Robert F. Thorne 1973-4-11 42864 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  SEINET3148687  Senecio californicus G. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  POM254746  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  LA32047  Senecio flaccidus var. douglasii Henry J. Thompson; 1958-9-8 1804 Los Angeles Santa Monica Mountains, Franklin Canyon, 1 mi S of Mulholland Drive 243 Comment
  RSA472932  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mts. 914 Comment
  UC1584046  Senecio flaccidus var. douglasii Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4020 Los Angeles ne of Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest Comment
  UC1587663  Senecio flaccidus var. douglasii Tim Ross 1991-8-14 5791 Los Angeles 0.50 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mts., Pacifico Mtn USGS 7.5' Quad. 1926 Comment
  UC535544  Senecio flaccidus var. douglasii Ira W. Clokey, B. Templeton July 1929 4592 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  OBI69239  Senecio lyonii John Knapp, Denise Knapp 2003-4-13 16 Los Angeles Catalina Island, 3688389.263nx377326.972E. 62 Comment
  RSA473046  Senecio lyonii F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  RSA526570  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4278 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR186913  Sidalcea malviflora A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32021 A Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  POM2911  Sidalcea neomexicana subsp. thurberi Harry Pruett 1909-6-12 67 Los Angeles Claremont. Comment
  CAS-BOT-BC434372  Sidotheca trilobata James L. Reveal; Barbara J. Ertter 1976-6-28 4559 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 2.7 miles northwest of Mill Creek Summit 1706 Comment
  SD43603  Silene californica Darley F. Howe 1948-5-5 Los Angeles Bouquet Canyon. 609 Comment
  RSA188008  Silene gallica R. F. Thorne 1966-4-28 36238 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  RSA598271  Silene gallica R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
  CAS-BOT-BC174899  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  SFV5501  Silene laciniata subsp. laciniata W. A. Kelley Jun 1966 27 1 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR209972  Silene parishii R. G. Swinney 2008-7-25 9315 Los Angeles San Gabriel Mtns., base of east slope of Mt. Waterman along Mt. Waterman Trail 0.4 mi. SW of Hwy 2 2110 Comment
  POM6151  Silybum marianum I. M. Johnston 1917-5-13 1025 Los Angeles El Monte 84 Comment
  UCR205742  Sisymbrium erysimoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36990 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA0087918  Sisymbrium irio R. G. Swinney 2010-3-14 11899 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  SD113148  Sisymbrium officinale Darley F. Howe 1915-4-1 42 Los Angeles Claremont Comment
  SEINET269283  Sisymbrium orientale Scott D. White, Chet McGaugh 1995-5-9 3016 Los Angeles E. edge of Santa Susana Mts W. of San Gabriel Mts. Sunshine Canyon Landfill property: W. of San Fernando Rd. and I-5 Fw 457 Comment
  UCR192861  Smilacina stellata R. G. Swinney 1998-7-14 6428 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  SEINET10664117  Smilax rotundifolia Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2518 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  NY1130092  Solanum A. C. Sanders 2009-5-28 37030 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramonoa Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines. 92 Comment
  SBBG118711  Solanum americanum O. Mistretta 1992-4-4 126 Los Angeles San Clemente Island Comment
  UCR149851  Solanum americanum Scott D. White 2004-4-23 10228 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  POM4248  Solanum douglasii O. Kenney 1893-6-8 s.n. Los Angeles Roadside, collected near Pasadena Comment
  RSA422397  Solanum douglasii Freda Detmers 1928-10-17 s.n. Los Angeles Stream side, Verdugo Woodlands Comment
  SD66855  Solanum douglasii R. Mitchell Beauchamp 1967-3-17 243 Los Angeles on slope east of Wilson Cove, San Clemente Island Comment
  UCR271837  Solanum douglasii R. G. Swinney 2011-3-15 14082 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA652015  Solanum douglasii T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  UCR220174  Solanum nigrum R. G. Swinney 2009-4-13 10313 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  NY821372  Solanum nigrum T. S. Ross 1992-5-24 6423 Los Angeles San Gabriel Mountains. Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 536 Comment
  RSA611259  Solanum sarrachoides Louis C. Wheeler 1946-9-16 6370 a Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  UC519992  Solanum triflorum Louis C. Wheeler 1932-8-6 1124 Los Angeles 2 1/2 mi nne of Claremont 426 Comment
  POM177968  Solanum umbelliferum Joseph A. Ewan 1931-2-20 4029 Los Angeles Dry canyon near Westwood. Comment
  RSA532654  Solanum umbelliferum Tim S. Ross 1991-8-14 5774 Los Angeles Roundtop Mountain 1723 Comment
  RSA188387  Solanum wallacei Robert F. Thorne, Percy C. Everett 1965-6-23 34995 Los Angeles Santa Catalina Island. Near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  RSA545275  Solanum wallacei D. Propst, Hoefs 1973-3-3 14 Los Angeles Santa Catalina Island. Upper White Landing Road. 381 Comment
  RSA306190  Solanum xanti var. intermedium Fay A. MacFadden 1931-3-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA657349  Solanum xanti var. intermedium S. Campbell 1980-5-9 7 Los Angeles Verdugo Mountains Region: Verdugo Mountain Canyon, off La Tuna Canyon off-ramp from 210 Freeway, Fire Road East. 305 Comment
  RSA473612  Solidago californica L. C. Wheeler 1933-10-7 2169 Los Angeles Liveoak canyon, San Gabriel Mountains. 640 Comment
  UC672223  Solidago confinis Frank W. Peirson 1922-9-14 4744 Los Angeles San Antonio Canyon San Garbriel Mts., San Antonio Canyon (San Gabriel Mts.) 914 Comment
  CAS-BOT-BC365036  Solidago velutina subsp. californica Fordyce Grinnell 1915-9-4 s.n. Los Angeles Upper Arroyo Seco Canon [Canyon], San Gabriel Mts. Comment
  RSA0092149  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SBBG119979  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley; along entrance rd to Castaic Lake Recreational Area, off Lake Hughes Rd 351 Comment
  RSA0069885  Sonchus oleraceus R. G. Swinney 2010-2-27 11751 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  OBI35712  Sonchus oleraceus Rebecca Cicoria 1982-5-8 62 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA226158  Sonchus oleraceus Gary D. Cromwell, David W. Wheat 1971-5-14 653 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. 549 Comment
  RSA474072  Sonchus oleraceus M. B. Dunkle 1939-4-6 7289 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CDA12035  Spartium junceum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. Comment
  RSA0031847  Spartium junceum Geraldine Dodd 1992-5-2 001 Los Angeles 2 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. 975 Comment
  RSA652718  Spartium junceum A. E. Hersh 1950-7-27 s.n. Los Angeles Saddle Peak Road, El.- about 4000 ft. ab. sl. 1219 Comment
  CAS-BOT-BC389948  Spergula arvensis A. C. Sanders; Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  RSA0097890  Spergularia bocconi LeRoy Gross 2007-4-30 2663 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  RSA248868  Spergularia macrotheca R. F. Thorne 1973-4-11 42883 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  CAS-BOT-BC390325  Spergularia macrotheca var. macrotheca Michael R. Benedict 1971-6-26 s.n. Los Angeles California Islands. About 1/2 mile south of Wilson Cove. San Clemente Island Comment
  CAS-BOT-BC390808  Spergularia marina A. J. McClatchie 1893-9-11 469 Los Angeles Catalina Comment
  CATA3121  Spergularia villosa Amy Catalano 2016-5-24 126 Los Angeles Santa Catalina Island: Road by old grass production field at junction of Cape Canyon and Middle Canyon roads 173 Comment
  SBBG690  Spergularia villosa S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 644 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  SBBG96675  Spergularia villosa S. Boyd with T. Ross, L. Arnseth 1990-4-7 4255 Los Angeles lower half of China Cyn Comment
  UCR210073  Spergularia villosa A. C. Sanders 2009-11-6 37205 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC235459  Sporobolus indicus Peter H. Raven; Henry J. Thompson 1958-9-28 13729 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Ohio Street on Westwood Boulevard 68 Comment
  JEPS62996  Stachys albens Frank W. Peirson 1921-7-1 1046 Los Angeles Soledad Canyon San Gabriel Mts. 441 Comment
  LA52393  Stachys albens A. M. Johnson; 1932-5-30 4096 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR36104  Stachys bullata Richard S. Hood 1970-4-13 299 Los Angeles Western Transverse Range; Santa Monica Mtns., c. 3 mi north of Santa Monica, 1 mi north of Sunset Blvd. in Temescal Canyon 244 Comment
  UC10846  Stanleya pinnata J. H. Barber 1897-6-25 179 Los Angeles Soledad Canyon Comment
  CAS-BOT-BC374814  Stebbinsoseris heterocarpa Louis C. Wheeler 1936-4-12 4092 Los Angeles Hills S Monterey Park, S side 121 Comment
  RSA646980  Stellaria media LeRoy Gross 2000-4-22 169 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  CAS-BOT-BC397708  Stellaria nitens Peter H. Raven 1959-5-9 14177 Los Angeles Mulholland Hwy 1 mile W of Las Virgenes Rd., Malibu Creek drainage, Santa Monica Mountains 274 Comment
  SBBG125838  Stellaria nitens A. Parikh, N. Gale 2010-5-25 3223 Los Angeles Sierra Pelona, 4.8 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1025 Comment
  RSA201913  Stephanomeria blairii W. Roderick, Niehaus 1965-4-2 390 Los Angeles San Clemente Island: Lemon Tank Canyon, on E-facing cliff 244 Comment
  SD40897  Stephanomeria diegensis Carl B. Wolf 1932-10-3 4212 Los Angeles Santa Catalina Island about 1.25 miles from Wrigley Drive on road to Renton Mine. 299 Comment
  CAS-BOT-BC322843  Stephanomeria pauciflora A. D. E. Elmer 1902-6-1 3501 Los Angeles Lancaster Comment